Diseases and Conditions News

May 17, 2026

Top Headlines

Scientists Uncover Surprising Health Benefits of Watermelon

May 17, 2026 Studies suggest watermelon could be a hidden powerhouse for better health. Researchers found that people who eat watermelon tend to have higher-quality diets packed with more vitamins, fiber, and antioxidants — while consuming less added sugar and ...

Scientists Reveal How Seven Days of Fasting Transforms the Human Body

May 17, 2026 Scientists have discovered that the human body undergoes a dramatic internal transformation during extended fasting, with major changes appearing only after about three days without food. In a seven-day water-only fasting study, researchers tracked ...

Scientists Reverse Alzheimer’s in Mice with Breakthrough Nanotechnology

May 17, 2026 A new nanotechnology treatment reversed Alzheimer’s symptoms in mice by restoring the brain’s natural cleanup system. The specially engineered nanoparticles helped clear toxic amyloid proteins from the brain and repair the blood-brain barrier, ...

New Study Debunks the Biggest Fear About Yo-yo Dieting

May 17, 2026 For years, “yo-yo dieting” has been blamed for wrecking metabolism and causing lasting damage, but a major new review says the fear may be wildly overblown. After analyzing decades of studies in humans and animals, researchers found little ...

Scientists Discover Why Some Cancers Survive Chemotherapy

May 17, 2026 Scientists have uncovered a surprising new trick used by one of cancer’s most notorious proteins. MYC, already infamous for fueling runaway tumor growth, also appears to help cancer cells survive by repairing their damaged DNA — including damage ...

The Real Reason Exercise Makes You Stronger Isn’t What You Think

May 16, 2026 Exercise may be training your brain just as much as your body. Researchers discovered that certain brain cells stay highly active even after a workout ends, and those lingering signals appear to help the body build endurance over time. In ...

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

May 16, 2026 Researchers have shown for the first time that malfunctioning mitochondria — the cell’s energy generators — may directly cause cognitive decline in neurodegenerative diseases. By creating a new tool that temporarily boosts mitochondrial ...

Scientists Find Hidden Brain Nutrient Deficit That May Fuel Anxiety

May 16, 2026 A major analysis of brain scans found that people with anxiety disorders have noticeably lower levels of choline, a nutrient crucial for healthy brain function. The strongest evidence appeared in the prefrontal cortex, the region tied to emotional ...

Scientists Discover Tiny Gut Particles That May Drive Aging and Chronic Disease

May 16, 2026 A new study suggests microscopic particles from the gut may actively drive inflammation and chronic diseases associated with aging. Remarkably, gut particles from young animals appeared to counter ...

This Silent Tooth Infection Could Be Hurting Your Whole Body

May 15, 2026 Scientists are uncovering a surprising link between hidden tooth infections and blood sugar problems. Deep infections around tooth roots can create chronic inflammation that spreads through the body and may interfere with insulin function. Studies ...

Scientists Say Just 30 Minutes of Exercise a Week Could Transform Your Health

May 15, 2026 You may not need hours at the gym to boost your health after all. Researchers say just 30 minutes of high-intensity exercise per week — broken into tiny bursts of effort that leave you out of ...

Is Cannabis Safe After 65? Stanford Experts Reveal 5 Risks Older Adults Should Know

May 15, 2026 Cannabis use among older adults is rising fast, but today’s marijuana is far more potent than many people realize — and experts warn the risks may be underestimated. Stanford Medicine specialists ...

Latest Headlines

updated 9:02am EDT

Scientists Discover Vitamin B2 May Help Cancer Cells Survive

May 15, 2026 Scientists have uncovered a surprising dark side to vitamin B2: it may help cancer cells stay alive. The vitamin supports a cellular shield that protects tumors from ferroptosis, a form of programmed ...

The Brain’s “feel Good” Chemical May Be Secretly Fueling Tinnitus

May 15, 2026 Scientists have uncovered evidence that serotonin — the same brain chemical boosted by many antidepressants — may actually worsen tinnitus. Using advanced light-based brain stimulation in mice, ...

One in Five People May Carry This Hidden Cholesterol Risk Without Knowing It

May 15, 2026 Researchers analyzing over 20,000 patients found that very high levels of the inherited cholesterol particle Lp(a) dramatically raise the risk of ...

A Grad Student’s Wild Idea Sparks a Major Aging Breakthrough

May 15, 2026 A casual conversation between graduate students helped spark a breakthrough in aging research at Mayo Clinic. Researchers discovered that tiny synthetic DNA molecules called aptamers can selectively ...

A 47-Year Study Reveals When Strength and Fitness Start to Fade

May 15, 2026 A groundbreaking Swedish study that tracked people for nearly 50 years has revealed when the body’s physical decline quietly begins. Researchers found that fitness, strength, and muscle endurance ...

Colon Cancer Is Rising in Young Adults and Doctors Don’t Fully Know Why

May 14, 2026 Colorectal cancer is increasingly showing up in younger adults, with cases now appearing in people as young as their thirties — often with no family history or warning signs. A major Swiss study ...

Scientists Say a Daily Multivitamin May Help Slow Aging

May 14, 2026 A daily multivitamin may help slow biological aging, according to researchers studying older adults in a large clinical trial. After two years, participants taking multivitamins showed slower aging ...

Who Are the Japanese? Huge DNA Discovery Rewrites History

May 14, 2026 Scientists analyzing the genomes of thousands of people across Japan discovered evidence for a previously overlooked third ancestral group, challenging the long-accepted “dual origins” theory. ...

New Psychedelic-Like Drugs Could Treat Depression Without Making You Trip

May 13, 2026 UC Davis researchers created brand-new psychedelic-like compounds by shining UV light on amino acid-based molecules. These compounds activated key serotonin receptors tied to brain plasticity and ...

This Daily Habit Could Lower Dementia Risk by 35%, Scientists Say

May 13, 2026 A huge long-term study found that drinking two to three cups of coffee a day was linked to a much lower risk of dementia, especially before age 75. Researchers say caffeine may help keep brain cells ...

Scientists Reversed Biological Age in Older Adults With a 4-Week Diet Change

May 12, 2026 A four-week diet change was enough to make some older adults appear biologically younger in a new University of Sydney study. Participants who reduced fat intake or shifted toward more plant-based ...

Scientists Discover Hidden Fat-Burning Switch That Could Strengthen Bones

May 12, 2026 Scientists at McGill University have uncovered a hidden molecular “switch” that turns on a powerful calorie-burning system in brown fat — the body’s heat-generating fat linked to metabolism ...

Ozempic Delivers Major Weight Loss in Adults Over 65, Study Finds

May 11, 2026 A major new analysis suggests semaglutide (Ozempic, Wegovy) works remarkably well in adults over 65, helping many lose substantial amounts of weight while improving heart and metabolic health. ...

Scientists Say 8,500 Steps a Day Could Stop Weight from Creeping Back

May 10, 2026 A new international analysis suggests there may be a surprisingly simple secret to keeping weight off after dieting: walking about 8,500 steps a day. Researchers found that people who boosted their ...

Ultra-Processed Foods Linked to Higher Risk of Heart Disease and Early Death

May 10, 2026 Ultra-processed foods may be doing far more damage than many people realize. A major new European cardiology report warns that people who eat the most ultra-processed foods face significantly higher ...

Eating Eggs Could Cut Alzheimer’s Risk by 27%

May 7, 2026 Eating eggs might do more than just start your day—it could help protect your brain. Researchers found that people 65 and older who eat eggs regularly have a significantly lower risk of developing ...

The Dark Side of Weight Loss Drugs: Ozempic's Surprising Hidden Cost

May 5, 2026 GLP-1 weight-loss drugs like Ozempic and Wegovy are often celebrated as game-changing solutions—but new research reveals a surprising social twist. People who lose weight using these medications ...

This Simple Blood Test Might Detect Depression Before Symptoms Appear

May 4, 2026 A new study suggests depression may soon be detectable through a simple blood test—by tracking how certain immune cells age. Researchers found that accelerated aging in monocytes, a type of white ...

Scientists Reveal Creatine’s Hidden Power Beyond Muscle Gains

May 4, 2026 Creatine might be famous in the gym, but its real story is far more interesting. Naturally produced in the body, it helps power cells by rapidly regenerating ATP—the fuel that keeps muscles, the ...

New “Trojan Horse” Obesity Drug Supercharges Weight Loss in Early Tests

May 7, 2026 Researchers have created a next-generation obesity drug that works like a “Trojan horse,” using GLP-1/GIP signals to slip a powerful metabolic enhancer directly into target cells. In mice, it ...

Scientists Find Natural Compounds That Hit COVID-19 from Every Angle

May 7, 2026 A little-known tree from Brazil’s Atlantic Forest may hold a surprising weapon against COVID-19. Researchers discovered that compounds called galloylquinic acids, extracted from its leaves, can ...

Common Knee Surgery Found Ineffective, May Make Things Worse

May 6, 2026 A major 10-year clinical trial is turning one of the world’s most common knee surgeries on its head. Researchers found that trimming a damaged meniscus—a procedure long believed to relieve ...

First-Ever 3D View Shows How Killer T Cells Destroy Cancer

Apr. 30, 2026 The body’s “killer” T cells don’t just attack—they strike with astonishing precision, forming a tiny, highly organized contact zone that lets them destroy dangerous cells without harming ...

Scientists Say This Simple Music Trick Can Boost Workout Endurance by 20%

May 9, 2026 A new study shows that listening to your own favorite workout music can dramatically boost endurance. Cyclists exercising with self-selected songs lasted nearly 20% longer than when riding in ...

A Hidden Map in Your Nose Could Explain How Smell Works

Apr. 30, 2026 Scientists have finally cracked one of the biggest mysteries in the senses: how smell is organized. By mapping millions of neurons in mice, researchers discovered that smell receptors in the nose ...

Scientists Discover a Hidden Brain “cleaning” Effect Triggered by Movement

May 1, 2026 Scientists have uncovered a surprising link between simple body movement and brain health: every time you tighten your abdominal muscles—even slightly—your brain may gently sway inside your ...

MIT Scientists Turn Chaotic Laser Light Into Powerful Brain Imaging Tool

Apr. 28, 2026 Scientists at MIT discovered that chaotic laser light can spontaneously form a highly focused beam instead of scattering—if the conditions are just right. This “pencil beam” enabled them to ...

New Drugs Could Wipe out the “zombie Cells” Linked to Cancer and Aging

May 12, 2026 Researchers found a new way to kill harmful “zombie” cells that linger after chemotherapy and help cancers become more aggressive. These senescent cells survive by relying on a protective protein ...

Scientists Reversed Liver Aging With Young Gut Bacteria in Stunning Study

May 9, 2026 Rebooting the gut microbiome with bacteria from youth may help stop aging-related liver damage and even prevent liver cancer, according to new research in mice. Older mice that received their own ...

Your Gut Takes a “double Hit” from Stress and Late-Night Eating

May 1, 2026 Chronic stress is already tough on your gut—but new research suggests late-night eating could make things even worse. Scientists analyzing thousands of people found that those under high stress who ...