Heart Disease News

September 29, 2026

Top Headlines

Pomegranate Compound Improves Heart Function by Up to 80% in Study

Sep. 28, 2026 A compound the body can make after eating pomegranates, walnuts, and some berries improved measures of heart function by up to 80% in animal models of a difficult-to-treat form of heart failure. Urolithin A helped stiff heart tissue relax and ...

Chronic Stress May Be Quietly Reshaping Your Heart

Sep. 21, 2026 Chronic inflammation tied to stress, lifestyle, mental health, and socioeconomic conditions may silently change the heart for years before any symptoms appear. People with the highest inflammation levels faced a 43% greater risk of heart attack and ...

Tiny Cell “Antennas” May Help Explain Why Some Babies Are Born with Heart Defects

Sep. 14, 2026 A newly discovered communication system in the microscopic “antennae” of cells may help explain how some congenital heart defects develop. When genetic mutations disrupt this system, the effects ...

Who Really Needs a Heart Calcium Scan?

Sep. 12, 2026 A 10-year study of more than 6,000 adults found that popular coronary calcium scans may add little to standard heart disease risk estimates for many people. But for patients with borderline or intermediate risk, the scans could make a meaningful ...

Too Much Light at Night May Quietly Reshape Your Heart

Sep. 11, 2026 Nighttime light exposure was linked to thicker, stiffer heart chambers and early signs of reduced heart function in a study of more than 11,000 people. The findings suggest that keeping bedrooms darker could be an overlooked strategy for protecting ...

Scientists Discover the Human Heart Can Regrow Muscle After a Heart Attack

Sep. 10, 2026 Researchers have shown for the first time that human heart muscle cells can regrow after a heart attack. The finding overturns the idea that damaged areas of the heart are completely incapable of regeneration. Scientists now hope to identify ways to ...

DNA Treatment Cuts Bad Cholesterol by Nearly 50% Without Statins

Sep. 9, 2026 Researchers have designed a new DNA-based treatment that targets PCSK9, a protein closely tied to high LDL cholesterol and atherosclerosis. Their most effective molecule reduced PCSK9 protein by 87% in human liver cells and lowered cholesterol by ...

Ozempic and Wegovy Linked to Nearly 40% Fewer Asthma Attacks

Sep. 9, 2026 Semaglutide, the drug found in Ozempic and Wegovy, was linked to nearly 40% fewer asthma attacks in a large real-world study. It was also associated with about 20% fewer COPD flare-ups. Researchers say GLP-1 drugs may offer respiratory benefits in ...

Cialis Linked to Higher Glaucoma Risk in Large Study

Sep. 7, 2026 A large study of nearly 74,000 men suggests that long-term use of tadalafil, best known as Cialis, may be linked to a higher risk of glaucoma and other eye pressure problems. Men prescribed the drug for urinary symptoms caused by an enlarged ...

New Injectable Treatment Helps the Brain Rebuild After Stroke

Sep. 3, 2026 Duke researchers developed an injectable scaffold that helped stroke-damaged brains grow new blood vessels, support nerve regrowth, and recover movement in mice. The treatment appears to work partly by recruiting the body’s own immune cells, ...

“Broken Heart Syndrome” Can Look Just Like a Heart Attack. This Test Can Tell Them Apart

Sep. 2, 2026 “Broken heart syndrome” can mimic a heart attack so closely that patients often need invasive testing to tell the difference. Researchers have now developed the BioTAK score, which combines ...

Scientists Find Why the Liver May Not Heal Even After You Stop Drinking

Aug. 31, 2026 Alcohol-related liver disease may trap damaged liver cells in a regenerative limbo, preventing the organ from rebuilding itself even after drinking stops. Researchers linked the problem to inflammation-driven RNA errors and identified a pathway that ...

Latest Headlines

updated 6:19am EDT

Long-Term Melatonin Use Linked to 90% Higher Heart Failure Risk

Aug. 29, 2026 People with chronic insomnia who used melatonin long term had a roughly 90% higher risk of developing heart failure over five years, according to a large preliminary study. The findings do not prove ...

Quitting Alcohol May Prime the Brain for Relapse

Aug. 22, 2026 Mice that developed compulsive drinking after alcohol abstinence showed more than double the activity in a brain region associated with stress and addiction. Because the signal appeared before they ...

This 10-Cent Heart Drug Cuts Hospitalizations by 25%

Aug. 16, 2026 A centuries-old heart drug costing less than ten cents a day could help keep heart-failure patients out of the hospital. New research suggests low-dose digoxin can reduce heart-failure ...

3,500-Year-Old Skeletons Challenge What Scientists Thought They Knew About Syphilis

Aug. 12, 2026 Ancient remains from Vietnam suggest diseases like yaws may have been passed from mother to child thousands of years ago, a form of transmission ...

Wine, Beer, or Spirits? Massive Study Finds a Surprising Health Divide

Aug. 9, 2026 A study tracking more than 340,000 adults for over a decade found that heavy drinking increased the risk of death regardless of beverage type. At lower levels, however, the picture became more ...

Millions May Be Getting the Wrong Cholesterol Test

July 6, 2026 A new study suggests that apoB, a blood test that measures harmful cholesterol particles, is better than standard LDL cholesterol testing for deciding who needs more intensive treatment. Researchers ...

Drinking to Cope With Stress May Permanently Rewire Your Brain

July 3, 2026 Using alcohol to cope with stress when young may permanently alter the brain, making it harder to adapt to challenges and increasing the risk of returning to drinking later in life. Researchers also ...

The Real Cause of a Common Stroke May Have Been Missed for Decades

July 3, 2026 Scientists have discovered that a common type of stroke may have a very different cause than doctors once thought. Instead of fatty plaque clogging arteries, the strongest link was found with ...

Omega-3 Fish Oil Shows Promise Against Type 2 Diabetes

May 31, 2026 A new study suggests fish oil may help reduce insulin resistance even in people who aren't obese. In diabetic rats, omega-3 supplementation improved blood sugar levels, cholesterol, and inflammation ...

Hidden Driving Danger When Edible Cannabis and Alcohol Mix

May 29, 2026 Using cannabis edibles and alcohol together may make drivers far more impaired than either substance alone, according to new research from Johns Hopkins. Even more concerning, common field sobriety ...

Powerful Cholesterol Drug Cuts Heart Attack Risk by 31%

Mar. 30, 2026 A powerful cholesterol-lowering drug may be changing the rules of heart disease prevention. Researchers found that evolocumab, typically used for people who already have cardiovascular disease, can ...

New Cholesterol Guidelines Could Change When You Get Tested

Mar. 28, 2026 A major new U.S. cholesterol guideline is shifting the focus toward earlier, more personalized prevention of heart disease. It urges people to start screening sooner—sometimes even in ...

American Heart Association Warns 60% of US Women Will Have Cardiovascular Disease by 2050

Feb. 27, 2026 Heart disease is on track to tighten its grip on American women. New projections from the American Heart Association warn that over the next 25 years, cardiovascular disease will rise sharply, driven ...

New Pill Cuts “bad” Cholesterol by 60% in Major Trial

Mar. 21, 2026 A new pill, enlicitide, reduced LDL (“bad”) cholesterol by about 60% in a large clinical trial, matching the power of injectable therapies. Because it’s taken orally, it could overcome one of ...

Feb. 9, 2026 A long-term study found that women who closely followed a Mediterranean diet had a much lower risk of stroke. The strongest benefits were seen in women who ate more plant-based foods, fish, and olive ...

Scientists Discover Hidden Liver Switch That Cuts Harmful Cholesterol

May 24, 2026 Scientists at UT Southwestern have uncovered a surprising new “master switch” that helps control how much cholesterol the liver sends into the bloodstream. The newly identified protein, HELZ2, ...

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 ...

Scientists Discover Why Some Wounds Refuse to Heal

Jan. 20, 2026 Scientists have uncovered a surprising reason why some chronic wounds refuse to heal, even when treated with antibiotics. A common bacterium found in long-lasting wounds does not just resist drugs. ...

Even One Drink a Day May Raise Mouth Cancer Risk

Dec. 30, 2025 New research suggests that even light alcohol use may carry serious risks. A large study in India found that drinking just one standard drink a day is linked to a roughly 50% higher risk of mouth ...

Even Moderate Drinking Carries a Bigger Cancer Risk Than You Think

Dec. 11, 2025 Researchers found that both how often and how much someone drinks significantly shape their cancer risk, even at moderate levels. Vulnerability varies across groups, with genetics, socioeconomic ...

Stanford Scientists Uncover Why mRNA COVID Vaccines Can Trigger Heart Inflammation

Dec. 27, 2025 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 ...

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 ...

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 ...

A Hidden Brain Problem May Be an Early Warning for Alzheimer’s

Jan. 3, 2026 Researchers discovered that clogged brain “drains” show up early in people at risk of Alzheimer’s disease. These blockages, easily seen on standard MRI scans, are tied to toxic protein buildup ...

Everyday Microplastics Could Be Fueling Heart Disease

Nov. 18, 2025 Microplastics—tiny particles now found in food, water, air, and even human tissues—may directly accelerate artery-clogging disease, and new research shows the danger may be far greater for males. ...

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 ...

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 ...

Your Bedroom Glow Might Be Quietly Damaging Your Heart

Nov. 3, 2025 Boston researchers linked nighttime light exposure to greater stress-related brain activity and inflamed arteries, signaling a higher risk of heart disease. The study suggests that artificial light ...

Most Americans Don’t Know Alcohol Can Cause Cancer

Nov. 5, 2025 Most U.S. adults don’t realize alcohol raises cancer risk, and drinkers themselves are the least aware. Scientists say targeting these misbeliefs could significantly reduce alcohol-related cancer ...

Cocoa and Tea May Protect Your Heart from the Hidden Damage of Sitting

Nov. 25, 2025 Scientists found that high-flavanol foods can prevent the decline in blood vessel function that occurs after prolonged sitting. Even physically fit men weren’t protected unless they had consumed ...