https://www.sciencedaily.com/news/health_medicine/immune_system/ Immunity and the Immune System. Read the latest medical research on immune response, immune deficiency, immune system diseases and immune system boosters. en-us Fri, 17 Apr 2026 08:55:36 EDT Fri, 17 Apr 2026 08:55:36 EDT 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/health_medicine/immune_system/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/04/260410083114.htm A common eye-health nutrient, zeaxanthin, may also help the body fight cancer more effectively. Scientists discovered it strengthens T cells and enhances the impact of immunotherapy treatments. Found in everyday vegetables and supplements, it’s safe, accessible, and shows strong potential as a cancer therapy booster. Human trials are the next step. Fri, 10 Apr 2026 09:55:45 EDT https://www.sciencedaily.com/releases/2026/04/260410083114.htm https://www.sciencedaily.com/releases/2026/04/260408225950.htm Chronic inflammation often works quietly in the background but can fuel serious diseases like diabetes, heart disease, and cancer. New research reveals that everyday plant compounds—like menthol from mint, cineole from eucalyptus, and capsaicin from chili peppers—can team up inside immune cells to dramatically boost their anti-inflammatory power. While individual compounds showed modest effects, certain combinations amplified results hundreds of times over by activating different cellular pathways at once. Thu, 09 Apr 2026 02:57:22 EDT https://www.sciencedaily.com/releases/2026/04/260408225950.htm https://www.sciencedaily.com/releases/2026/04/260402042751.htm A new clinical trial suggests that what people eat could finally offer real relief for Crohn’s disease, a condition that has long lacked clear dietary guidance. Researchers found that a “fasting-mimicking diet” — involving just five days a month of very low-calorie, plant-based meals — led to noticeable improvements in symptoms for most participants. Even more striking, the diet didn’t just make patients feel better; it also reduced key biological markers of inflammation linked to the disease. Fri, 03 Apr 2026 04:55:54 EDT https://www.sciencedaily.com/releases/2026/04/260402042751.htm https://www.sciencedaily.com/releases/2026/03/260326075552.htm A new study reveals that high doses of antioxidants—often seen as harmless or beneficial—may actually impact future generations. Male mice given common supplements like NAC produced offspring with subtle but significant facial and skull changes. Researchers believe this is tied to altered sperm DNA, even though the fathers showed no outward health issues. Fri, 27 Mar 2026 08:41:19 EDT https://www.sciencedaily.com/releases/2026/03/260326075552.htm https://www.sciencedaily.com/releases/2026/03/260318033138.htm Your morning coffee or tea could be quietly supporting your brain health. A long-term study found that moderate consumption of caffeinated coffee or tea was linked to an 18% lower risk of dementia and better cognitive performance over time. The benefits appeared strongest at 2–3 cups of coffee or 1–2 cups of tea daily—and even held true for people genetically predisposed to dementia. Wed, 18 Mar 2026 06:47:36 EDT https://www.sciencedaily.com/releases/2026/03/260318033138.htm https://www.sciencedaily.com/releases/2026/03/260317015933.htm mRNA vaccines saved millions of lives during COVID-19 but have limitations like waning immunity and complex production. Scientists are now testing a new platform called DoriVac, which uses folded DNA nanostructures to better control how the immune system responds. In early studies, it produced strong antibody and T cell responses in both mice and human models. Researchers say it could lead to more stable, easier-to-manufacture vaccines for diseases like COVID-19, HIV, and Ebola. Tue, 17 Mar 2026 01:59:33 EDT https://www.sciencedaily.com/releases/2026/03/260317015933.htm https://www.sciencedaily.com/releases/2026/03/260304184235.htm Scientists have uncovered new genetic rules that determine whether the immune system’s “killer” T cells remain powerful long-term defenders or become worn out and ineffective. By building a detailed genetic atlas of CD8 T cell states, researchers identified key molecular switches that push these cells toward either resilience or exhaustion. Remarkably, disabling just two previously unknown genes restored the tumor-killing power of exhausted T cells while preserving their ability to provide lasting immune protection. Thu, 05 Mar 2026 22:19:10 EST https://www.sciencedaily.com/releases/2026/03/260304184235.htm https://www.sciencedaily.com/releases/2026/03/260302030648.htm Researchers are developing a two-part therapy for type 1 diabetes: lab-made insulin-producing cells paired with custom-engineered immune cells that protect them. The goal is to stop the immune system from destroying transplanted cells — without using immunosuppressive drugs. Backed by $1 million in funding, the team hopes to create a ready-to-use treatment that could work even for people who have had diabetes for years. The approach could transform how the disease is treated. Mon, 02 Mar 2026 11:49:16 EST https://www.sciencedaily.com/releases/2026/03/260302030648.htm https://www.sciencedaily.com/releases/2026/02/260228093502.htm That photogenic cup of bubble tea may come with hidden downsides. Tapioca pearls made from cassava can absorb heavy metals like lead, and in large amounts they may slow digestion or even cause blockages. The drink is often loaded with sugar—sometimes more than soda—raising risks for cavities, obesity, diabetes, and fatty liver disease. There are even reports linking frequent consumption to kidney stones and poorer mental health. Sun, 01 Mar 2026 09:45:49 EST https://www.sciencedaily.com/releases/2026/02/260228093502.htm https://www.sciencedaily.com/releases/2026/02/260222092258.htm Scientists at Stanford Medicine have unveiled a bold new kind of “universal” vaccine that could one day protect against everything from COVID-19 and the flu to bacterial pneumonia and even common allergens. Instead of targeting a specific virus or bacterium, the nasal spray vaccine supercharges the lungs’ own immune defenses, keeping them on high alert for months. In mice, it slashed viral levels, prevented severe illness, and even blocked allergic reactions. Mon, 23 Feb 2026 08:45:18 EST https://www.sciencedaily.com/releases/2026/02/260222092258.htm https://www.sciencedaily.com/releases/2026/02/260219040816.htm A new human study has uncovered how the body naturally turns off inflammation. Researchers found that fat-derived molecules called epoxy-oxylipins rein in immune cells that can otherwise drive chronic disease. Using a drug to boost these molecules reduced pain faster and lowered harmful inflammatory cells. The discovery could pave the way for safer treatments for arthritis, heart disease, and other inflammation-related conditions. Thu, 19 Feb 2026 10:16:55 EST https://www.sciencedaily.com/releases/2026/02/260219040816.htm https://www.sciencedaily.com/releases/2026/02/260216044006.htm Northwestern researchers have shown that when it comes to cancer vaccines, arrangement can be just as important as ingredients. By repositioning a small fragment of an HPV protein on a DNA-based nanovaccine, the team dramatically strengthened the immune system’s attack on HPV-driven tumors. One specific design slowed tumor growth, extended survival in animal models, and unleashed far more cancer-killing T cells than other versions made with the exact same components. Wed, 18 Feb 2026 10:00:32 EST https://www.sciencedaily.com/releases/2026/02/260216044006.htm https://www.sciencedaily.com/releases/2026/02/260215225602.htm A parasite that may already be hiding in your brain has a shocking survival trick: it can infect the very immune cells sent to destroy it. Yet most people never get sick, and new research from UVA Health reveals why. Scientists discovered that when Toxoplasma gondii invades CD8+ T cells — key defenders of the immune system — those cells can trigger a self-destruct mechanism powered by an enzyme called caspase-8. By sacrificing themselves, the infected cells also wipe out the parasite inside them. Mon, 16 Feb 2026 08:33:46 EST https://www.sciencedaily.com/releases/2026/02/260215225602.htm https://www.sciencedaily.com/releases/2026/02/260206232245.htm New research suggests that Epstein-Barr virus may actively provoke the immune system in people with multiple sclerosis. Scientists found large buildups of virus-targeting immune cells in the nervous systems of MS patients, far more than in their blood. One viral gene was active only in people with MS, hinting at a direct role in the disease. The findings could help guide new approaches to treatment. Fri, 06 Feb 2026 23:22:45 EST https://www.sciencedaily.com/releases/2026/02/260206232245.htm https://www.sciencedaily.com/releases/2026/01/260129080437.htm A new drug developed by Australian researchers has shown promising results in reducing sepsis in a Phase II clinical trial involving 180 patients. The carbohydrate-based treatment works by calming a dangerous immune reaction that can cause organ failure. With no specific anti-sepsis therapy currently available, the findings mark a major step forward. Researchers now aim to move into Phase III trials. Fri, 30 Jan 2026 10:44:44 EST https://www.sciencedaily.com/releases/2026/01/260129080437.htm https://www.sciencedaily.com/releases/2026/01/260128075345.htm Two decades after a breast cancer vaccine trial, every participant is still alive—an astonishing result for metastatic disease. Scientists found their immune systems retained long-lasting memory cells primed to recognize cancer. By enhancing a key immune signal called CD27, researchers dramatically improved tumor elimination in lab studies. The findings suggest cancer vaccines may have been missing a crucial ingredient all along. Fri, 30 Jan 2026 01:13:54 EST https://www.sciencedaily.com/releases/2026/01/260128075345.htm https://www.sciencedaily.com/releases/2026/01/260127112132.htm Drinking tea, particularly green tea, is linked to better heart health, improved metabolism, and lower risks of chronic diseases like diabetes and cancer. It may also help protect the brain and preserve muscle strength as people age. However, processed teas—such as bottled and bubble varieties—often contain sugars and additives that may cancel out these benefits. Moderation and choosing freshly brewed tea appear key. Wed, 28 Jan 2026 04:59:07 EST https://www.sciencedaily.com/releases/2026/01/260127112132.htm https://www.sciencedaily.com/releases/2026/01/260127010147.htm Asthma may not be driven by the molecules scientists have blamed for decades. Researchers have identified “pseudo leukotrienes,” inflammation-triggering compounds formed by uncontrolled free-radical reactions rather than normal enzymes. These molecules were found at much higher levels in people with asthma, closely tracking how severe their symptoms were. The finding hints at a new way to treat asthma by preventing the inflammatory spark instead of blocking its aftermath. Tue, 27 Jan 2026 09:11:58 EST https://www.sciencedaily.com/releases/2026/01/260127010147.htm https://www.sciencedaily.com/releases/2026/01/260125083401.htm A newly uncovered immune chain reaction in the gut may explain why people with inflammatory bowel disease face a much higher risk of colorectal cancer. Researchers found that a powerful inflammatory signal flips on specialized gut immune cells, which then call in waves of white blood cells from the bone marrow and rewire them in ways that help tumors grow. This process appears to damage DNA in the gut lining and create a tumor-friendly environment. Sun, 25 Jan 2026 10:15:11 EST https://www.sciencedaily.com/releases/2026/01/260125083401.htm https://www.sciencedaily.com/releases/2026/01/260124003832.htm Aging immune cells may be sabotaging the body from within. Researchers found that macrophages produce a protein that locks them into a chronic inflammatory state, making infections like sepsis more deadly in older adults. Turning off this signal reduced inflammation and improved survival in older models. The findings hint at future treatments that could dial back harmful immune overreactions. Sat, 24 Jan 2026 10:38:46 EST https://www.sciencedaily.com/releases/2026/01/260124003832.htm https://www.sciencedaily.com/releases/2026/01/260120015654.htm Researchers have found a reliable way to grow helper T cells from stem cells, solving a major challenge in immune-based cancer therapy. Helper T cells act as the immune system’s coordinators, helping other immune cells fight longer and harder. The team discovered how to precisely control a key signal that determines which type of T cell forms. This advance could lead to ready-made cell therapies that are cheaper, faster, and easier to access. Tue, 20 Jan 2026 03:27:50 EST https://www.sciencedaily.com/releases/2026/01/260120015654.htm https://www.sciencedaily.com/releases/2026/01/260115022808.htm A vitamin A byproduct has been found to quietly disarm the immune system, allowing tumors to evade attack and weakening cancer vaccines. Scientists have now developed a drug that shuts down this pathway, dramatically boosting immune responses and slowing cancer growth in preclinical studies. Fri, 16 Jan 2026 06:06:55 EST https://www.sciencedaily.com/releases/2026/01/260115022808.htm https://www.sciencedaily.com/releases/2026/01/260114084111.htm Scientists are taking a closer look at monk fruit and discovering it’s more than just a sugar substitute. New research shows its peel and pulp contain a rich mix of antioxidants and bioactive compounds that may support health. Different varieties offer different chemical profiles, hinting at unique benefits. The work could shape how monk fruit is used in future foods and supplements. Wed, 14 Jan 2026 10:32:00 EST https://www.sciencedaily.com/releases/2026/01/260114084111.htm https://www.sciencedaily.com/releases/2026/01/260108231333.htm Researchers have developed a new class of antibodies that amplify the immune system’s ability to fight cancer. By clustering immune receptors that normally receive weak signals from tumors, these four-pronged antibodies push T cells into full attack mode. In early studies, they outperformed conventional antibodies at activating cancer-killing immune cells. The work opens the door to more effective immunotherapy treatments. Fri, 09 Jan 2026 07:57:59 EST https://www.sciencedaily.com/releases/2026/01/260108231333.htm https://www.sciencedaily.com/releases/2026/01/260107225532.htm Long COVID affects an estimated 65 million people worldwide and can damage the brain, heart, blood vessels, and immune system long after infection. Researchers now link symptoms to lingering virus, inflammation, micro-clots, and disrupted energy metabolism. While structured rehab and pacing can improve quality of life, a growing list of experimental treatments—from antivirals and metformin to microbiome therapies and biologics—shows early promise. Clear answers, however, are still limited by small studies and the lack of large, definitive trials. Thu, 08 Jan 2026 19:57:41 EST https://www.sciencedaily.com/releases/2026/01/260107225532.htm https://www.sciencedaily.com/releases/2026/01/260106001906.htm Scientists have found that combining silybin with carvedilol works far better against liver fibrosis than either drug alone. The duo targets the root drivers of liver scarring, sharply reducing collagen buildup and liver damage in experimental models. Importantly, both drugs are already approved and commonly prescribed. That makes this discovery especially promising for rapid clinical translation. Tue, 06 Jan 2026 01:28:00 EST https://www.sciencedaily.com/releases/2026/01/260106001906.htm https://www.sciencedaily.com/releases/2025/12/251227082718.htm As the immune system weakens with age, scientists have found a way to restore some of its lost strength. By delivering mRNA to the liver, they created a temporary source of immune-boosting signals that normally come from the thymus. Older mice treated this way produced more effective T cells and responded far better to vaccines and cancer treatments. The strategy could one day help extend healthy years of life. Mon, 29 Dec 2025 17:40:14 EST https://www.sciencedaily.com/releases/2025/12/251227082718.htm https://www.sciencedaily.com/releases/2025/12/251227082716.htm Stanford scientists have uncovered how mRNA COVID-19 vaccines can very rarely trigger heart inflammation in young men — and how that risk might be reduced. They found that the vaccines can spark a two-step immune reaction that floods the body with inflammatory signals, drawing aggressive immune cells into the heart and causing temporary injury. Sat, 27 Dec 2025 10:52:27 EST https://www.sciencedaily.com/releases/2025/12/251227082716.htm https://www.sciencedaily.com/releases/2025/12/251214100924.htm Natural killer cells act as the immune system’s rapid-response team, but the stress of anxiety and insomnia may be quietly thinning their ranks. A study of young women in Saudi Arabia found that both conditions were linked to significantly fewer NK cells—especially the circulating types responsible for destroying infected or abnormal cells. As anxiety severity increased, NK cell levels dropped even further, suggesting a stress-driven weakening of immune defenses. Mon, 15 Dec 2025 05:47:43 EST https://www.sciencedaily.com/releases/2025/12/251214100924.htm https://www.sciencedaily.com/releases/2025/12/251213032613.htm A decade-long study of older women found that tea drinkers had slightly stronger bones, while moderate coffee drinking caused no harm. Heavy coffee intake—over five cups a day—was linked to lower bone density, especially in women who consumed more alcohol. Tea’s benefits may stem from catechins that support bone formation. The researchers say small daily habits could make a meaningful difference over time. Sat, 13 Dec 2025 11:49:28 EST https://www.sciencedaily.com/releases/2025/12/251213032613.htm https://www.sciencedaily.com/releases/2025/12/251211040438.htm A cutting-edge therapy using base-edited immune cells is offering a major breakthrough for patients with one of the toughest forms of blood cancer, T-cell acute lymphoblastic leukaemia. By precisely rewriting tiny sections of DNA, scientists at UCL and Great Ormond Street Hospital created universal CAR T-cells capable of targeting the cancer without harming themselves—a long-standing challenge in T-cell–based therapies. Early trial results show deep, long-lasting remissions, including in patients who had exhausted standard treatment options. Thu, 11 Dec 2025 04:14:40 EST https://www.sciencedaily.com/releases/2025/12/251211040438.htm https://www.sciencedaily.com/releases/2025/11/251129044505.htm Scientists have uncovered how too much sunlight can flip a hidden switch inside skin cells that makes inflammation spiral out of control and increases the risk of cancer. Their research reveals that UV radiation breaks down a protective protein called YTHDF2, which normally prevents a small RNA signal from activating an immune sensor linked to dangerous inflammation. Once that protection is lost, a surprising chain reaction unfolds inside the cell, turning ordinary sun damage into a potential cancer trigger. Sun, 30 Nov 2025 09:33:48 EST https://www.sciencedaily.com/releases/2025/11/251129044505.htm https://www.sciencedaily.com/releases/2025/11/251127010319.htm Scientists studying young adults with obesity discovered early indicators of brain stress that resemble patterns seen in cognitive impairment. The group showed higher inflammation, signs of liver strain and elevated neurofilament light chain, a marker of neuron injury. Low choline levels appeared closely tied to these changes. The results hint that early metabolic disruptions may quietly influence the brain long before symptoms emerge. Thu, 27 Nov 2025 02:45:12 EST https://www.sciencedaily.com/releases/2025/11/251127010319.htm https://www.sciencedaily.com/releases/2025/11/251126095037.htm Rheumatoid arthritis begins years before pain ever appears, and scientists have now mapped the hidden immune battle that unfolds long before symptoms. By studying people with RA-linked antibodies over seven years, researchers discovered sweeping inflammation, malfunctioning immune cells, and even epigenetic reprogramming in cells that had never encountered a threat. These changes show that the body is preparing for autoimmune attack long before joints become damaged. Wed, 26 Nov 2025 13:01:04 EST https://www.sciencedaily.com/releases/2025/11/251126095037.htm https://www.sciencedaily.com/releases/2025/11/251126095018.htm Researchers at Stanford found a way to cure or prevent Type 1 diabetes in mice using a combined blood stem cell and islet cell transplant. The procedure creates a hybrid immune system that stops autoimmune attacks and eliminates the need for immune-suppressing drugs. The method uses tools already common in clinical practice, putting human trials within reach. Scientists think the same strategy could transform treatments for autoimmune conditions and organ transplantation. Wed, 26 Nov 2025 12:05:21 EST https://www.sciencedaily.com/releases/2025/11/251126095018.htm https://www.sciencedaily.com/releases/2025/11/251122044329.htm A new nasal-delivered nanotherapy shows promise against aggressive glioblastoma tumors. By activating the STING immune pathway using gold-core spherical nucleic acids, researchers were able to reach the brain without invasive surgery. When paired with drugs that boost T-cell activity, the treatment eliminated tumors in mice and built long-lasting immunity. The results suggest a powerful new direction for brain cancer immunotherapy. Sat, 22 Nov 2025 12:24:13 EST https://www.sciencedaily.com/releases/2025/11/251122044329.htm https://www.sciencedaily.com/releases/2025/11/251118220049.htm Researchers discovered that chronic inflammation fundamentally remodels the bone marrow, allowing mutated stem cell clones to quietly gain dominance with age. Reprogrammed stromal cells and interferon-responsive T cells create a self-sustaining inflammatory loop that weakens blood production. Surprisingly, the mutant cells themselves may not be the main instigators. Tue, 18 Nov 2025 22:00:49 EST https://www.sciencedaily.com/releases/2025/11/251118220049.htm https://www.sciencedaily.com/releases/2025/11/251117095639.htm Chronic pain might quietly push people toward developing high blood pressure—and the more widespread the pain, the greater the danger. A massive analysis of over 200,000 adults uncovered strong links between long-lasting pain, depression, inflammation, and rising hypertension risk. Mon, 17 Nov 2025 22:42:19 EST https://www.sciencedaily.com/releases/2025/11/251117095639.htm https://www.sciencedaily.com/releases/2025/11/251112111021.htm Scientists have discovered strange microscopic structures in the blood of people with Long COVID—clusters of tiny microclots tangled together with sticky immune webs known as neutrophil extracellular traps, or NETs. These combined structures show up far more often in Long COVID patients, where they appear larger, denser, and more stubborn than in healthy blood. Wed, 12 Nov 2025 11:10:21 EST https://www.sciencedaily.com/releases/2025/11/251112111021.htm https://www.sciencedaily.com/releases/2025/11/251106003155.htm Weill Cornell researchers uncovered how free radicals from astrocyte mitochondria can fuel dementia. Using new compounds that target these radicals at their source, they slowed brain inflammation and neuronal damage in mice. The findings reveal a potential breakthrough for treating diseases like Alzheimer’s and frontotemporal dementia by focusing on the precise mechanisms driving degeneration. Thu, 06 Nov 2025 00:31:55 EST https://www.sciencedaily.com/releases/2025/11/251106003155.htm https://www.sciencedaily.com/releases/2025/11/251103093012.htm UC San Diego researchers combined artificial intelligence with molecular biology to unravel how immune cells in the gut decide between inflammation and healing, a process gone awry in Crohn’s disease. They discovered that the NOD2 gene’s interaction with a protein called girdin is crucial for maintaining balance. When this connection is lost due to a common mutation, inflammation spirals out of control. Mon, 03 Nov 2025 21:44:57 EST https://www.sciencedaily.com/releases/2025/11/251103093012.htm https://www.sciencedaily.com/releases/2025/10/251029100202.htm By electrically stimulating macrophages, scientists at Trinity College Dublin have found a way to calm inflammation and promote faster healing. The process turns these immune cells into tissue-repairing helpers, enhancing regeneration and blood vessel growth. Safe, effective, and based on human cells, this discovery could revolutionize treatments for inflammation and injury recovery. Thu, 30 Oct 2025 07:44:37 EDT https://www.sciencedaily.com/releases/2025/10/251029100202.htm https://www.sciencedaily.com/releases/2025/10/251025084601.htm Researchers found that combining regular exercise with omega-3 supplements can make a big difference for oral health. The duo helps the immune system fight off chronic tooth root infections and reduces bone loss around the teeth. In animal studies, those that both exercised and took omega-3s had much lower inflammation and healthier bone structure. Sun, 26 Oct 2025 02:16:05 EDT https://www.sciencedaily.com/releases/2025/10/251025084601.htm https://www.sciencedaily.com/releases/2025/10/251023031625.htm MIT scientists have found that an amino acid called cysteine can help the gut heal itself. In mouse studies, a cysteine-rich diet activated immune cells that release a molecule speeding up tissue repair in the small intestine. This process helped regenerate the gut lining after damage from radiation or chemotherapy. Thu, 23 Oct 2025 09:10:35 EDT https://www.sciencedaily.com/releases/2025/10/251023031625.htm https://www.sciencedaily.com/releases/2025/10/251015230959.htm Scientists have found a way to transform hard-to-treat tumors into targets for the immune system. Using two protein stimulators, they activated strong T-cell and B-cell responses and built immune structures inside tumors that improved survival and prevented recurrence. This approach could make existing immunotherapies and chemotherapies more effective and long-lasting. Wed, 15 Oct 2025 23:09:59 EDT https://www.sciencedaily.com/releases/2025/10/251015230959.htm https://www.sciencedaily.com/releases/2025/10/251014014421.htm Endurance exercise may train the immune system as much as the muscles. Older adults with decades of running or cycling had immune cells that functioned better and aged more slowly. Their inflammation levels were lower and their cells resisted fatigue even under stress. The findings point to a direct link between lifelong fitness and healthier immune regulation. Tue, 14 Oct 2025 23:27:02 EDT https://www.sciencedaily.com/releases/2025/10/251014014421.htm https://www.sciencedaily.com/releases/2025/10/251011043535.htm MIT and Harvard scientists have designed an advanced type of immune cell called a CAR-NK cell that can destroy cancer while avoiding attack from the body’s own immune defenses. This innovation could allow doctors to create “off-the-shelf” cancer treatments ready for use immediately after diagnosis, rather than waiting weeks for personalized cell therapies. Sat, 11 Oct 2025 04:35:35 EDT https://www.sciencedaily.com/releases/2025/10/251011043535.htm https://www.sciencedaily.com/releases/2025/10/251008030951.htm New research shows green tea may help the body burn fat and balance blood sugar. In a study with obese mice, it improved metabolism and muscle health without harming lean animals. Scientists say its powerful plant compounds work together to regulate fat and energy use. The findings hint that green tea could be a natural support for healthy weight management. Wed, 08 Oct 2025 16:09:03 EDT https://www.sciencedaily.com/releases/2025/10/251008030951.htm https://www.sciencedaily.com/releases/2025/10/251005085618.htm A new study shows glioblastoma isn’t confined to the brain—it erodes the skull and hijacks the immune system within skull marrow. The cancer opens channels that let inflammatory cells enter the brain, fueling its deadly progression. Even drugs meant to protect bones can make things worse, highlighting the need for therapies that target both brain and bone. The discovery reframes glioblastoma as a whole-body disease, not just a brain disorder. Sun, 05 Oct 2025 08:56:18 EDT https://www.sciencedaily.com/releases/2025/10/251005085618.htm https://www.sciencedaily.com/releases/2025/10/251001092214.htm Zeaxanthin, best known for eye health, has been found to boost the tumor-killing power of T cells. Researchers showed it strengthens T-cell receptors, enhances immune signaling, and improves the effects of immunotherapy. Found naturally in foods like spinach and peppers, it’s safe, accessible, and now a promising candidate for cancer treatment trials. Wed, 01 Oct 2025 23:01:37 EDT https://www.sciencedaily.com/releases/2025/10/251001092214.htm https://www.sciencedaily.com/releases/2025/09/250929054923.htm Morning sickness isn’t just random misery—it’s a biological defense system shaped by evolution to protect the fetus. By linking immune responses to nausea and food aversions, UCLA researchers show these symptoms are signs of a healthy pregnancy. Mon, 29 Sep 2025 22:50:17 EDT https://www.sciencedaily.com/releases/2025/09/250929054923.htm https://www.sciencedaily.com/releases/2025/09/250927031221.htm Daily cocoa extract supplements reduced key inflammation markers in older adults, pointing to a role in protecting the heart. The findings reinforce the value of flavanol-rich, plant-based foods for healthier aging. Sat, 27 Sep 2025 12:21:54 EDT https://www.sciencedaily.com/releases/2025/09/250927031221.htm https://www.sciencedaily.com/releases/2025/09/250926035030.htm Scientists have discovered a way to block pain while still allowing the body’s natural healing to take place. Current painkillers like ibuprofen and aspirin often come with harmful side effects because they shut down both pain and inflammation. But this new research identified a single “pain switch” receptor that can be turned off without interfering with inflammation, which actually helps the body recover. Fri, 26 Sep 2025 19:56:30 EDT https://www.sciencedaily.com/releases/2025/09/250926035030.htm https://www.sciencedaily.com/releases/2025/09/250910000311.htm Researchers at NYU Langone Health discovered that cutting off blood flow accelerates cancer growth by prematurely aging the bone marrow and weakening the immune system. In mouse models, restricted blood flow doubled the growth rate of breast tumors, mimicking changes seen during aging. The study found that ischemia reprograms bone marrow stem cells, skewing the immune system toward cells that suppress rather than fight cancer. Thu, 11 Sep 2025 03:31:13 EDT https://www.sciencedaily.com/releases/2025/09/250910000311.htm https://www.sciencedaily.com/releases/2025/09/250909031513.htm What we eat as we age may determine how many chronic illnesses we face later in life. A 15-year study of more than 2,400 older adults reveals that diets rich in vegetables, whole grains, nuts, and healthy fats slow the accumulation of diseases like cardiovascular problems and dementia—while inflammatory diets heavy in red meat and sugary drinks speed it up. Researchers now aim to pinpoint the most effective dietary recommendations to promote longer, healthier lives. Tue, 09 Sep 2025 23:31:39 EDT https://www.sciencedaily.com/releases/2025/09/250909031513.htm https://www.sciencedaily.com/releases/2025/09/250902085154.htm Scientists have decoded the 3D structure of an ancient viral protein hidden in our DNA. The HERV-K Env protein, found on cancer and autoimmune cells, has a unique shape that could unlock new diagnostics and therapies. Wed, 03 Sep 2025 03:54:43 EDT https://www.sciencedaily.com/releases/2025/09/250902085154.htm https://www.sciencedaily.com/releases/2025/07/250720034024.htm What if mRNA vaccines could be made more powerful and less irritating? Scientists at the University of Pennsylvania have found a way to do just that—by tweaking a key molecule in the vaccine’s delivery system. Using a century-old chemical trick called the Mannich reaction, they added anti-inflammatory phenol groups to the lipids that carry mRNA into cells. The result? A new class of lipids that reduce side effects, boost gene-editing success, fight cancer more effectively, and supercharge vaccines like those for COVID-19. This breakthrough could change how we build the next generation of vaccines and therapies. Mon, 21 Jul 2025 08:08:23 EDT https://www.sciencedaily.com/releases/2025/07/250720034024.htm https://www.sciencedaily.com/releases/2025/06/250627021847.htm Misbehaving T cells light up long before Parkinson’s symptoms show, zeroing in on vulnerable brain proteins. Their early surge could double as an alarm bell and a target for stop-it-early treatments. Fri, 27 Jun 2025 05:49:32 EDT https://www.sciencedaily.com/releases/2025/06/250627021847.htm https://www.sciencedaily.com/releases/2025/06/250625232208.htm Hot tubs don't just feel great, they may actually outperform saunas when it comes to health perks. A study found that soaking in hot water raises core body temperature more than dry or infrared saunas, triggering stronger heart, blood vessel, and immune responses. Thu, 26 Jun 2025 03:25:59 EDT https://www.sciencedaily.com/releases/2025/06/250625232208.htm https://www.sciencedaily.com/releases/2025/06/250624044330.htm Major depressive disorder affects hundreds of millions worldwide, but a key to understanding its origins may lie in the brain’s immune system. New findings spotlight astrocytes—previously overshadowed by microglia—as major players in neuroinflammation that drives depression. These star-shaped brain cells, once thought to only support neurons, are now shown to regulate communication between brain cells and even trigger or amplify inflammatory responses. Tue, 24 Jun 2025 11:19:12 EDT https://www.sciencedaily.com/releases/2025/06/250624044330.htm