Health & Medicine News

August 25, 2025

Top Headlines

Eating Meat May Protect Against Cancer, Landmark Research Shows

Aug. 25, 2025 — A large study of nearly 16,000 adults found no link between eating animal protein and higher death risk. Surprisingly, higher animal protein intake was associated with lower cancer mortality, supporting its role in a balanced, health-promoting ...

Artificial Sweeteners Could Soon Taste Just Like Sugar

Aug. 25, 2025 — Scientists have identified compounds that block bitter taste receptors activated by saccharin and acesulfame K. The most promising is (R)-(-)-carvone, which reduces bitterness without the cooling side effect of menthol, potentially making sugar-free ...

A Hidden Sugar Source in Ketchup, Salad Dressing, and Toothpaste

Aug. 25, 2025 — UBC researchers revealed that gut bacteria can digest cellulose-based food thickeners, once thought indigestible, by using enzymes activated by natural dietary fibers. This discovery suggests these common additives may play a more active role in our ...

Your Brain Works Overtime at Night to Burn Fat and Prevent Sugar Crashes

Aug. 24, 2025 — Researchers uncovered that hypothalamic neurons safeguard blood sugar overnight by directing fat breakdown, preventing hypoglycemia during early sleep. This subtle control system may explain abnormal metabolism in ...

Why Irregular Sleep Puts Heart Failure Patients in Danger

Aug. 24, 2025 — Researchers discovered that heart failure patients with inconsistent sleep patterns were more than twice as likely to experience serious setbacks within six months. The risk remained high even when accounting for sleep disorders and other ...

Stopping Time in Cells Exposes Life’s Fastest Secrets

Aug. 24, 2025 — Scientists have developed a groundbreaking cryo-optical microscopy technique that freezes living cells mid-action, capturing ultra-detailed snapshots of fast biological processes. By rapidly immobilizing cells at precise moments, researchers can ...

Tiny Green Tea Beads Trap Fat and Melt Away Pounds Without Side Effects

Aug. 24, 2025 — Researchers have created plant-based microbeads that trap fat in the gut, helping rats lose weight without side effects. Unlike current drugs, the beads are safe, tasteless, and easy to mix into everyday foods. Human trials are now ...

Too Much Salt Can Hijack Your Brain

Aug. 23, 2025 — Too much salt may inflame the brain, triggering hormones that push blood pressure higher. Scientists found this pathway could explain why many patients resist current hypertension drugs, pointing toward the brain as a new treatment ...

Tiny Protein Dismantles the Toxic Clumps Behind Alzheimer’s

Aug. 23, 2025 — St. Jude researchers revealed that midkine blocks amyloid beta from forming harmful clumps linked to Alzheimer’s. Without it, the damaging assemblies accelerate, but with it, growth halts. The finding could inspire new drugs that harness ...

A Startling Omega-3 Deficiency May Explain Women’s Alzheimer’s Risk

Aug. 22, 2025 — Researchers discovered that women with Alzheimer’s show a sharp loss of omega fatty acids, unlike men, pointing to sex-specific differences in the disease. The study suggests omega-rich diets could be key, but clinical trials are ...

Hidden Venom Divide in Australia’s Deadliest Snake Raises Urgent Treatment Questions

Aug. 22, 2025 — Scientists have uncovered a startling split in the venom of Australia’s Eastern Brown Snake. In the south, bites cause rock-solid blood clots, while in the north, they trigger flimsy clots that ...

Why Some People Age Faster. and the 400 Genes Behind It

Aug. 22, 2025 — Researchers identified over 400 genes tied to various forms of frailty, offering fresh insight into why people age differently. The study highlights six distinct pathways of unhealthy aging, opening the door to more precise, targeted anti-aging ...

Latest Headlines

updated 11:21am EDT

Mysterious “little Red Dots” Could Reveal How the First Black Holes Formed

Aug. 22, 2025 — Astronomers may have uncovered the origins of the mysterious “little red dots,” some of the strangest galaxies seen in the early universe. These ...

A Safe Painkiller? New Research Raises Concerns About Tylenol’s Safety in Pregnancy

Aug. 21, 2025 — A large-scale review finds that acetaminophen use during pregnancy may increase the risk of autism and ADHD in children. The strongest studies showed ...

Scientists Solve 30-Year Mystery of a Hidden Nutrient That Shields the Brain and Fights Cancer

Aug. 21, 2025 — Scientists have finally uncovered the missing link in how our bodies absorb queuosine, a rare micronutrient crucial for brain health, memory, stress ...

Stunning Galaxy Blooms With Pink Nebulae in Hubble’s New Image

Aug. 20, 2025 — Hubble’s newest view of the spiral galaxy NGC 2835 adds a stunning twist to a familiar sight. By capturing light in a special wavelength called H-alpha, astronomers have revealed glowing pink ...

Scientists Just Found a Protein That Reverses Brain Aging

Aug. 20, 2025 — Scientists at UCSF have uncovered a surprising culprit behind brain aging: a protein called FTL1. In mice, too much FTL1 caused memory loss, weaker brain connections, and sluggish cells. But when ...

Why Listening May Be the Most Powerful Medicine

Aug. 20, 2025 — In a health system where speed often replaces empathy, researchers highlight the life-changing power of listening. Beyond simple questions, values-driven listening—marked by presence, curiosity, ...

How Low Should Blood Pressure Go? New Study Has the Answer

Aug. 20, 2025 — An aggressive blood pressure target of under 120 mm Hg can significantly reduce heart disease risk, researchers found. Despite more side effects and higher costs, the approach proved cost-effective ...

Genetic Evidence Confirms Early Puberty Accelerates Aging and Disease

Aug. 20, 2025 — Researchers discovered that early puberty or childbirth doubles women’s risk for major diseases and accelerates aging, while later timing offers protective benefits. Genetic analysis reveals ...

Scientists Uncover Sugar Pathway Driving Aggressive Childhood Cancer

Aug. 20, 2025 — Scientists have uncovered a hidden weakness in one of the deadliest childhood cancers. The tumors, which spread quickly and are notoriously hard to treat, rely on a sugar-processing pathway to ...

Tiny Microbes May Secretly Rewire the Brain Before Birth

Aug. 19, 2025 — MSU researchers discovered that microbes begin shaping the brain while still in the womb, influencing neurons in a region critical for stress and social behavior. Their findings suggest modern birth ...

Forget LASIK: Safer, Cheaper Vision Correction Could Be Coming Soon

Aug. 18, 2025 — Scientists are developing a surgery-free alternative to LASIK that reshapes the cornea using electricity instead of lasers. In rabbit tests, the method corrected vision in minutes without ...

Even Mild Covid May Leave Blood Vessels Five Years Older

Aug. 18, 2025 — Researchers discovered that Covid accelerates blood vessel aging by about five years, especially in women. Even mild infections increased arterial stiffness, with vaccinated individuals showing less ...

Is Ketamine the Answer for Chronic Pain? New Findings Cast Doubt

Aug. 18, 2025 — A sweeping review of 67 trials has cast doubt on the use of ketamine and similar NMDA receptor antagonists for chronic pain relief. While ketamine is frequently prescribed off-label for conditions ...

This Overlooked Trait Could Explain Anxiety and Depression in Millions

Aug. 19, 2025 — Researchers analyzing 33 studies found strong evidence that highly sensitive people are more prone to depression and anxiety but also more likely to benefit from therapy. Since about 31% of the ...

Trojan Horse Bacteria Sneak Cancer-Killing Viruses Into Tumors

Aug. 17, 2025 — Scientists have engineered a groundbreaking cancer treatment that uses bacteria to smuggle viruses directly into tumors, bypassing the immune system and delivering a powerful one-two punch against ...

Columbia Scientists May Have Found a Universal Antiviral

Aug. 18, 2025 — A rare immune disorder has inspired a potential universal antiviral therapy. By mimicking the mutation s unique inflammation signature, researchers developed an mRNA-based treatment that stopped ...

One Small Walking Adjustment Could Delay Knee Surgery for Years

Aug. 16, 2025 — A groundbreaking study has found that a simple change in walking style can ease osteoarthritis pain as effectively as medication—without the side effects. By adjusting foot angle, participants ...

A $2 Gold Nanotech Test That Detects Deadly Diseases in Minutes

Aug. 15, 2025 — Arizona State University scientists have unveiled NasRED, a revolutionary one-drop blood test that can detect diseases like COVID-19, Ebola, HIV, and Lyme with incredible speed and precision. Using ...

How Cats With Dementia Could Help Crack the Alzheimer’s Puzzle

Aug. 14, 2025 — Cats can naturally develop dementia with brain changes strikingly similar to Alzheimer’s disease in humans, including toxic amyloid-beta buildup and loss of synapses. A new study shows these ...

Injectable “skin in a Syringe” Could Heal Burns Without Scars

Aug. 14, 2025 — Scientists in Sweden have developed a groundbreaking “skin in a syringe” — a gel packed with live cells that can be applied directly to wounds or even 3D-printed into skin grafts. Designed to ...

Blood Pressure Cuff Errors May Be Missing 30% of Hypertension Cases

Aug. 13, 2025 — Cambridge scientists have cracked the mystery of why cuff-based blood pressure monitors often give inaccurate readings, missing up to 30% of high blood pressure cases. By building a physical model ...

The Hidden Mental Health Danger in Today’s High-THC Cannabis

Aug. 12, 2025 — THC levels in cannabis have soared in recent years, raising the risk of psychosis—especially in young, frequent users. Studies reveal a strong connection between cannabis-induced psychosis and ...

Scientists Detect Virus Traces in Blood That May Unlock Long COVID’s Mystery

Aug. 12, 2025 — Scientists have found protein fragments from the COVID-19 virus hidden inside tiny cellular packages in the blood of long COVID patients, offering the first potential measurable biomarker for the ...

Scientists Discover Brain Layers That Get Stronger With Age

Aug. 12, 2025 — Researchers have discovered that parts of the human brain age more slowly than previously thought—particularly in the region that processes touch. By using ultra-high-resolution brain scans, they ...

Scientists Reversed Memory Loss by Powering the Brain’s Tiny Engines

Aug. 12, 2025 — Scientists have discovered a direct cause-and-effect link between faulty mitochondria and the memory loss seen in neurodegenerative diseases. By creating a novel tool to boost mitochondrial activity ...

The Parasite That Turns Off Your Body’s Pain Alarm and Sneaks in

Aug. 12, 2025 — Scientists have discovered a parasite that can sneak into your skin without you feeling a thing. The worm, Schistosoma mansoni, has evolved a way to switch off the body’s pain and itch signals, ...

How NASA’s Lunar Trailblazer Was Lost Before Reaching the Moon

Aug. 11, 2025 — NASA’s Lunar Trailblazer, a mission designed to create high-resolution maps of water on the Moon, ended after losing contact with the spacecraft just one day after its February 26 launch. Despite ...

Can a Diet Really Ease Lipoedema? Sunniva’s Journey to Pain Relief and Weight Loss

Aug. 10, 2025 — Sunniva Kwapeng struggled with lipoedema, a painful condition causing disproportionate fat accumulation, until finally being diagnosed in her 40s. An NTNU study found that a low-carb diet helped ...

How Much Damage Are Ultraprocessed Foods Really Doing to Your Health?

Aug. 10, 2025 — Many foods we consume today are ultraprocessed, packed with unhealthy ingredients, and linked to major health risks. As consumption of these foods rises, so do chronic health issues, especially among ...

Scientists Just Found a Tiny Molecule That Could Change How We Lose Weight

Aug. 10, 2025 — Researchers at the Salk Institute have used CRISPR to uncover hidden microproteins that control fat cell growth and lipid storage, identifying one confirmed target, Adipocyte-smORF-1183. This ...