Chronic Illness News

February 20, 2026

Top Headlines

Scientists Reveal How Exercise Protects the Brain from Alzheimer’s

Feb. 20, 2026 Exercise may sharpen the mind by repairing the brain’s protective shield. Researchers found that physical activity prompts the liver to release an enzyme that removes a harmful protein causing the blood-brain barrier to become leaky with age. In ...

Doctors Implant Dopamine-producing Stem Cells in Parkinson’s Patients

Feb. 20, 2026 A groundbreaking clinical trial is testing whether specially engineered stem cells can help the brain restore its own dopamine production in people with Parkinson’s disease. Because the condition is driven by the gradual loss of dopamine-producing ...

Air Pollution Linked to Higher Alzheimer’s Risk in 28 Million Older Americans

Feb. 20, 2026 Breathing polluted air may do more than harm your lungs — it could also increase your risk of Alzheimer’s disease. In a sweeping study of nearly 28 million older Americans, researchers found that ...

Scientists Discover the Body’s Hidden “Off Switch” for Inflammation

Feb. 19, 2026 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 ...

Scientists Finally Explain Why Chronic Constipation Treatments Often Fail

Feb. 19, 2026 A newly discovered bacterial duo may be the hidden cause of chronic constipation. The two microbes break down the colon’s protective mucus layer, leaving stool dry and hard — a problem traditional laxatives don’t fix. Parkinson’s patients, ...

Exercise May Be One of the Most Powerful Treatments for Depression and Anxiety

Feb. 16, 2026 A sweeping review of global research suggests that exercise—especially aerobic activities like running, swimming, and dancing—can be one of the most powerful ways to ease depression and anxiety. ...

Stop Eating 3 Hours Before Bed to Improve Heart Health

Feb. 15, 2026 A simple shift in your evening routine may give your heart a measurable boost. In a new study, adults who stopped eating and dimmed the lights three hours before bed and extended their overnight fast by about two hours saw improvements in blood ...

Massive Study Finds Most Statin Side Effects Aren’t Caused by the Drugs

Feb. 15, 2026 A massive review of 23 randomized trials found that statins do not cause the vast majority of side effects listed on their labels. Memory problems, depression, sleep issues, weight gain, and many other symptoms appeared just as often in people ...

Scientists Discover a Hidden Gut Bacterium Linked to Good Health

Feb. 14, 2026 A global study has uncovered a mysterious group of gut bacteria that shows up again and again in healthy people. Known as CAG-170, these microbes were found at lower levels in people with a range of chronic diseases. Genetic clues suggest they help ...

Scientists Discover Hidden Brain Cells That Help Heal Spinal Cord Injuries

Feb. 13, 2026 Scientists at Cedars-Sinai have uncovered a surprising repair system in the spinal cord that could open new doors for treating paralysis, stroke, and diseases like multiple sclerosis. They found that special support cells called astrocytes—located ...

Scientists Discover Protein That Rejuvenates Aging Brain Cells

Feb. 12, 2026 A newly identified protein may hold the key to rejuvenating aging brain cells. Researchers found that boosting DMTF1 can restore the ability of neural stem cells to regenerate, even when age-related damage has set in. Without it, these cells ...

One Simple Daily Change That Could Slash Depression Risk

Feb. 12, 2026 Swapping just an hour of TV a day for something more active could significantly lower the risk of developing major depression—especially in middle age. A large Dutch study tracking more than 65,000 adults over four years found that replacing 60 ...

Latest Headlines

updated 10:58am EST

Mysterious RNA Led Scientists to a Hidden Layer of Cancer

Feb. 17, 2026 A mysterious RNA found in breast cancer led scientists to uncover an entire hidden class of cancer-specific RNAs across dozens of tumor types. These molecules form unique molecular signatures that ...

Blockbuster Weight Loss Drugs Like Ozempic Deliver Big Results but Face Big Questions

Feb. 11, 2026 Three major reviews commissioned by the World Health Organization find that GLP-1 drugs including tirzepatide (sold as Mounjaro and Zepbound), ...

Depression May Be the Brain’s Early Warning Sign of Parkinson’s or Dementia

Feb. 11, 2026 Depression in older adults may sometimes signal the early stages of Parkinson’s disease or Lewy body dementia. Researchers found that depression ...

This Bedroom Temperature Could Help Older Adults Sleep With Less Stress

Feb. 11, 2026 A cooler bedroom might be better for older sleepers than previously thought. Researchers found that keeping nighttime temperatures at 75°F reduced stress responses and helped the heart work more ...

Everyone Thought Autism Mostly Affected Boys. This Study Says Otherwise

Feb. 10, 2026 Autism has long been thought of as a condition that mostly affects boys, but a massive study from Sweden suggests that idea may be misleading. Tracking nearly 3 million people over decades, ...

A Massive ADHD Study Reveals What Actually Works

Feb. 10, 2026 A sweeping new review of ADHD treatments—drawing on more than 200 meta-analyses—cuts through years of mixed messaging and hype. To make sense of it all, researchers have launched an interactive, ...

Hearing Aids Didn’t Boost Memory Tests but Dementia Risk Dropped

Feb. 10, 2026 A long-term study of older adults with moderate hearing loss found that hearing aids did not lead to better performance on memory or thinking tests, but the story did not end there. Over seven years, ...

A Secret Cell Alliance May Explain Why Ovarian Cancer Is So Deadly

Feb. 9, 2026 Scientists have discovered why ovarian cancer spreads so rapidly through the abdomen. Cancer cells enlist normally protective abdominal cells, forming mixed groups that work together to invade new ...

Scientists May Have Found the Brain Network Behind Parkinson’s

Feb. 8, 2026 A new international study points to a specific brain network as the core driver of Parkinson’s disease. Scientists found that this network becomes overly connected, disrupting not just movement but ...

Scientists Found a Gut Compound That Helps Protect the Liver

Feb. 8, 2026 What a mother eats during pregnancy may quietly shape her child’s liver health years down the road—but new research suggests there may be a way to tip the odds back in a healthier direction. ...

Scientists Find a Missing Link Between Epstein-Barr Virus and Multiple Sclerosis

Feb. 6, 2026 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 ...

Doctors Test Brain Cell Implants to Restore Movement in Parkinson’s

Feb. 6, 2026 Scientists at Keck Medicine of USC are testing an experimental stem cell therapy that aims to restore the brain’s ability to produce dopamine, the chemical whose loss drives Parkinson’s disease. ...

A Hidden Brain Effect of Prenatal Alcohol Exposure

Feb. 6, 2026 New research using rhesus monkeys suggests that the brain’s relationship with alcohol may begin forming long before a person ever takes a drink. Scientists found that exposure to alcohol before ...

Sound Machines Might Be Making Your Sleep Worse

Feb. 4, 2026 Sound machines may not be the sleep saviors many believe. Researchers found that pink noise significantly reduced REM sleep, while simple earplugs did a better job protecting deep, restorative sleep ...

A Hidden Cellular Process May Drive Aging and Disease

Feb. 3, 2026 As we age, our cells don’t just wear down—they reorganize. Researchers found that cells actively remodel a key structure called the endoplasmic reticulum, reducing protein-producing regions while ...

A Simple Blood Test Could Spot Parkinson’s Years Before Symptoms

Jan. 29, 2026 Scientists in Sweden and Norway have uncovered a promising way to spot Parkinson’s disease years—possibly decades—before its most damaging symptoms appear. By detecting subtle biological ...

Late Bedtimes Are Linked to Higher Heart Disease Risk

Jan. 30, 2026 People who naturally stay up late may be putting their hearts under added strain as they age. A large study tracking more than 300,000 adults found that middle-aged and older night owls had poorer ...

The Early Turning Point When Men’s Heart Risk Accelerates

Jan. 30, 2026 Men start developing heart disease earlier than women, with risks rising faster beginning around age 35, according to long-term research. The difference is driven mainly by coronary heart disease, ...

Why Long COVID Brain Fog Seems So Much Worse in the U.S.

Jan. 28, 2026 A massive international study of more than 3,100 long COVID patients uncovered a striking divide in how brain-related symptoms are reported around the world. In the U.S., the vast majority of ...

The Fat You Can’t See Could Be Shrinking Your Brain

Jan. 28, 2026 Where your body stores fat may matter just as much as how much you carry—especially for your brain. Using advanced MRI scans and data from nearly 26,000 people, researchers identified two ...

Menopause Linked to Grey Matter Loss in Key Brain Regions

Feb. 7, 2026 A major study suggests menopause is linked to changes in brain structure, mental health, and sleep. Brain scans revealed grey matter loss in areas tied to memory and emotional regulation, while many ...

Why Heart Disease Risk in Type 2 Diabetes Looks Different for Men and Women

Feb. 4, 2026 Scientists are digging into why heart disease risk in type 2 diabetes differs between men and women—and sex hormones may be part of the story. In a large Johns Hopkins study, men with higher ...

Middle Age Is Becoming a Breaking Point in the U.S.

Feb. 1, 2026 Middle age is becoming a tougher chapter for many Americans, especially those born in the 1960s and early 1970s. Compared with earlier generations, they report more loneliness and depression, along ...

A Quiet Change in Everyday Foods Could Save Thousands of Lives

Jan. 31, 2026 Lowering salt in everyday foods could quietly save lives. Researchers found that modest sodium reductions in bread, packaged foods, and takeout meals could significantly reduce heart disease and ...

A Fish That Ages in Months Reveals How Kidneys Grow Old

Jan. 30, 2026 A fast-aging fish is giving scientists a rare, accelerated look at how kidneys grow old—and how a common drug may slow that process down. Researchers found that SGLT2 inhibitors, widely used to ...

Helping With Grandkids May Slow Cognitive Decline

Jan. 29, 2026 Helping care for grandchildren may offer an unexpected boost to brain health later in life. Researchers found that grandparents who provided childcare scored higher on memory and verbal skills than ...

Scientists Just Cracked the Hidden Rules of Cancer Evolution

Jan. 26, 2026 Cancer doesn’t evolve by pure chaos. Scientists have developed a powerful new method that reveals the hidden rules guiding how cancer cells gain and lose whole chromosomes—massive genetic shifts ...

Scientists Exposed How Cancer Hides in Plain Sight

Jan. 24, 2026 Pancreatic cancer may evade the immune system using a clever molecular trick. Researchers found that the cancer-driving protein MYC also suppresses immune alarm signals, allowing tumors to grow ...

The Hidden Health Impact of Growing Up With ADHD Traits

Jan. 24, 2026 A large, decades-long study suggests that signs of ADHD in childhood may have consequences that extend well beyond school and behavior. Researchers followed nearly 11,000 people from childhood into ...

Finally Explained: Why Kidney Disease Is So Deadly for the Heart

Jan. 20, 2026 Scientists have uncovered why people with chronic kidney disease so often die from heart problems: damaged kidneys release tiny particles into the bloodstream that actively poison the heart. These ...