Elder Care News

December 15, 2025

Top Headlines

Scientists Reveal the Real Benefits and Hidden Risks of Medical Cannabis

Dec. 12, 2025 A sweeping review of more than 2,500 studies reveals that despite booming public enthusiasm, cannabis has strong scientific support for only a few medical uses, leaving most popular claims—like relief for chronic pain, anxiety, and insomnia—on ...

Nerve Injuries Can Trigger Hidden Immune Changes Throughout the Entire Body

Dec. 11, 2025 Researchers discovered that nerve injuries can alter the immune system throughout the body, and males and females react very differently. Male mice showed strong inflammatory responses, while females showed none, yet both transmitted pain-inducing ...

Blood Tests Reveal Obesity Rapidly Accelerates Alzheimer’s Progression

Dec. 10, 2025 Obesity accelerates the rise of Alzheimer’s-related blood biomarkers far more rapidly than previously recognized. Long-term imaging and plasma data show that obese individuals experience much faster increases in proteins linked to ...

Alzheimer’s Blood Tests May Be Misleading for People with Kidney Problems

Dec. 5, 2025 A large study found that people with impaired kidneys tend to have higher Alzheimer’s biomarkers, yet they don’t face a higher overall risk of dementia. For those who already have elevated biomarkers, kidney problems may speed up when symptoms ...

Fast Depression Relief? Nitrous Oxide Shows Remarkable Potential

Dec. 2, 2025 Nitrous oxide may offer quick, short-term relief for people with major depression, especially those who haven’t responded to standard medications. The meta-analysis found rapid improvements after a single dose and more sustained benefits after ...

New Brain Imaging Breakthrough Reveals Clues to Parkinson’s

Dec. 1, 2025 A high-speed “zap-and-freeze” method is giving scientists their clearest view yet of how brain cells send messages. By freezing tissue at the instant a signal fires, researchers revealed how synaptic vesicles behave in both mouse and human ...

Repeated Head Impacts May Quietly Break the Brain’s Cleanup System

Nov. 28, 2025 Researchers found that repeated head impacts can disrupt a key system that helps the brain wash away waste. In professional fighters, this system initially seems to work harder after trauma, then declines over time. MRI scans revealed that these ...

Why More Cannabis Users Are Landing in the ER with Severe Vomiting

Nov. 27, 2025 Chronic cannabis use is increasingly linked to recurring bouts of vomiting, now officially classified as cannabis hyperemesis syndrome. The new ICD code helps doctors identify cases more consistently and gives researchers a clearer picture of how ...

Half of Heart Attacks Strike People Told They’re Low Risk

Nov. 27, 2025 The study reveals that widely used heart-attack risk calculators fail to flag nearly half of those who will soon experience a cardiac event. Even the newer PREVENT model misclassifies many patients as low-risk. Since most people develop symptoms ...

Your Body May Already Have a Molecule That Helps Fight Alzheimer’s

Nov. 27, 2025 Spermine, a small but powerful molecule in the body, helps neutralize harmful protein accumulations linked to Alzheimer’s and Parkinson’s. It encourages these misfolded proteins to gather into manageable clumps that cells can more efficiently ...

A Common Nutrient Deficiency May Be Silently Harming Young Brains

Nov. 27, 2025 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 ...

Study Finds Untreated Sleep Apnea Doubles Parkinson’s Risk

Nov. 27, 2025 A massive veteran study found a strong connection between untreated sleep apnea and a higher chance of Parkinson’s. CPAP users had much lower odds of developing the condition. Researchers believe that repeated dips in oxygen during sleep may ...

Latest Headlines

updated 8:57am EST

These Simple Habits Could Make Your Brain 8 Years Younger, Study Finds

Dec. 15, 2025 New research shows that your brain’s “true age” can shift dramatically depending on how you live, with optimism, restorative sleep, stress management, and strong social support acting like ...

Mayo Clinic Neurosurgeon Reveals 8 Back Pain Myths to Stop Believing

Dec. 15, 2025 Back pain is wrapped in persistent myths, but many are far from the truth. From misconceptions about heavy lifting and bed rest to confusion over posture, exercise, and surgery, Dr. Meghan Murphy ...

Stem Cell Pain Sponge Soaks Up Osteoarthritis Joint Pain and Protects Cartilage

Dec. 15, 2025 SereNeuro Therapeutics revealed promising results for SN101, a first-in-class iPSC-derived therapy designed to treat chronic osteoarthritis pain ...

AI Finds a Hidden Stress Signal Inside Routine CT Scans

Dec. 14, 2025 Researchers used a deep learning AI model to uncover the first imaging-based biomarker of chronic stress by measuring adrenal gland volume on routine CT scans. This new metric, the Adrenal Volume ...

Your Sweat Reveals Health Problems Long Before Symptoms Appear

Dec. 3, 2025 Sweat carries a rich mix of biomarkers that advanced wearables can now track in real time. New AI-powered patches analyze biochemical patterns to detect disease risks, medication levels, or stress ...

Millions Are About to Choose the Wrong Medicare Plan

Nov. 29, 2025 Millions face Medicare decisions each year, but many don’t take advantage of tools that can save them money and stress. Insurance marketing often overshadows unbiased options like SHIP, leaving ...

New Study Shows Rheumatoid Arthritis Begins Long Before Symptoms

Nov. 26, 2025 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 ...

Scientists Find a Hidden Weak Spot That May Trigger Alzheimer’s

Nov. 25, 2025 Scientists have found that a mutation tied to Alzheimer’s disrupts the production and quality of exosomes—tiny cell-made communication packets. Cells with the defective SORLA protein generate ...

Immune Cells Use a Surprising Trick to Heal Muscle Faster

Nov. 24, 2025 A research team has found that specific immune cells can connect with muscle fibers in a lightning-fast, neuron-like way to promote healing. These cells deliver quick pulses of calcium, triggering ...

What 96,000 Adults Taught Scientists About Preventing Constipation

Nov. 24, 2025 A massive long-term study shows that Mediterranean and plant-based diets can help prevent chronic constipation in aging adults. Surprisingly, the benefits weren’t explained by fiber alone. Western ...

Boosting One Protein Helps the Brain Protect Itself from Alzheimer’s

Nov. 23, 2025 Researchers discovered that raising the protein Sox9 can help the brain’s astrocytes clear out toxic plaque buildup linked to Alzheimer’s. In mouse models that already showed memory problems, ...

A Drug Already in Trials May Stop Chemotherapy Nerve Damage

Nov. 21, 2025 Researchers discovered that chemotherapy can accidentally trigger a stress alarm in immune cells, causing inflammation that damages nerves. Blocking this alarm protected mice from nerve pain and kept ...

A Tiny Enzyme May Hold the Key to Safer Pain Relief

Nov. 23, 2025 Researchers have uncovered a surprising way the brain switches pain on, revealing that neurons can release an enzyme outside the cell that activates pain signals without disrupting normal movement or ...

Chronic Pain May Dramatically Raise Your Blood Pressure

Nov. 17, 2025 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 ...

Scientists Melt Early Protein Clumps and Shut Down Alzheimer’s Damage

Nov. 15, 2025 Researchers found that tau proteins don’t jump straight into forming Alzheimer’s-associated fibrils—first they assemble into soft, reversible clusters. When the clusters were dissolved, fibril ...

Simple Molecule Shows Remarkable Alzheimer’s Reversal in Rats

Nov. 19, 2025 Scientists have developed a new molecule that breaks down beta-amyloid plaques by binding to excess copper in the brain. The treatment restored memory and reduced inflammation in rats, while also ...

Running on Little Sleep? You’re Twice as Likely to Get Hurt

Nov. 11, 2025 Researchers found that runners who sleep poorly face nearly double the injury risk compared to those who rest well. The study highlights that sleep is not just recovery—it’s a key factor in ...

Clearing Brain Plaques Isn’t Enough to Heal Alzheimer’s

Nov. 11, 2025 Japanese researchers found that lecanemab, an amyloid-clearing drug for Alzheimer’s, does not improve the brain’s waste clearance system in the short term. This implies that nerve damage and ...

A Hidden Breathing Problem May Be Behind Chronic Fatigue’s Crushing Exhaustion

Nov. 10, 2025 Scientists have discovered that most chronic fatigue patients experience dysfunctional breathing, which may worsen their symptoms. The likely culprit is dysautonomia, a disruption in how the body ...

A Surprising CBD Advance Calms Pain Without Side Effects

Nov. 18, 2025 Researchers developed a new nano-micelle formulation, CBD-IN, that finally gets CBD into the brain effectively. In mice, it relieved neuropathic pain quickly and didn’t cause the usual movement or ...

A Silent Kidney Crisis Is Spreading Faster Than Anyone Expected

Nov. 18, 2025 Chronic kidney disease has surged to nearly 800 million cases and is now among the top causes of death worldwide. The condition is heavily linked to diabetes, hypertension, and obesity, and often ...

Hidden Microglia Switch Helps Protect the Brain from Alzheimer’s

Nov. 22, 2025 Scientists discovered that lowering a specific molecule helps microglia switch into a protective state that quiets brain inflammation in Alzheimer’s. A small group of these cells seems to have an ...

Scientists Find Brain Cells That Could Stop Alzheimer’s

Nov. 8, 2025 Researchers have identified special immune cells in the brain that help slow Alzheimer’s. These microglia work to reduce inflammation and block the spread of harmful proteins. They appear to ...

Walking May Be the Brain’s Best Defense Against Alzheimer’s

Nov. 4, 2025 Walking a few thousand steps daily may help hold off Alzheimer’s for years, a Mass General Brigham study found. Even moderate physical activity slowed both cognitive decline and the buildup of ...

A Groundbreaking Brain Map Could Revolutionize Parkinson’s Treatment

Nov. 3, 2025 Duke-NUS scientists unveiled BrainSTEM, a revolutionary single-cell map that captures the full cellular diversity of the developing human brain. The project’s focus on dopamine neurons provides ...

It Sounds Creepy, but These Scientific Breakthroughs Could Save Lives

Oct. 30, 2025 From mini-brains to spider-inspired gloves and wolf apple coatings, scientists are turning eerie-sounding experiments into real innovations that could revolutionize health and sustainability. ...

Alzheimer’s Might Be Powered by a Broken Sleep-Wake Cycle

Nov. 3, 2025 Disrupted sleep patterns in Alzheimer’s disease may be more than a symptom—they could be a driving force. Researchers at Washington University found that the brain’s circadian rhythms are ...

Cavities and Gum Disease Could Nearly Double Stroke Risk

Oct. 27, 2025 People with both cavities and gum disease were found to have an 86% higher stroke risk than those with healthy mouths. The study followed thousands of adults for two decades, linking poor oral health ...

Your ZIP Code Could Reveal Your Risk of Dementia

Oct. 31, 2025 People living in socially and economically disadvantaged neighborhoods may face higher dementia risks, according to new research from Wake Forest University. Scientists found biological signs of ...

Scientists Just Found the Lung’s Hidden Self-Healing Switch

Oct. 24, 2025 Researchers uncovered how lung cells decide whether to rebuild tissue or fight infection. This built-in “switch” may be the key to restoring the lungs’ natural repair ability. The discovery ...