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Root canals may do more than save teeth; they could boost overall health, study finds

A new study from King's College London reveals root canals may lower blood sugar and reduce diabetes risk, plus improve cholesterol and decrease inflammation markers.

Daily pill slashes 'bad' cholesterol levels by 60% in yearlong trial

A new daily pill reduced bad cholesterol by 60% in a groundbreaking study of 303 adults with a genetic condition, offering hope for heart disease prevention.

Smoking just two cigarettes a day can wreak havoc on your heart, study shows

A study reveals smoking just two to five cigarettes daily doubles heart disease risk and increases death risk by 60%. Only complete cessation reverses damage.

Daily orange juice has 'therapeutic potential' for genes and heart health, study finds

New research reveals daily orange juice consumption may tune genes to support heart health, reducing inflammation and improving blood vessel function in adults.

Fast-growing cancer could be slowed by common blood pressure drug, research shows

Scientists accidentally discovered how an old blood pressure drug hydralazine could fight aggressive brain cancer by targeting cellular oxygen sensors.

Sen. Fetterman shares graphic photo after heart rhythm scare, says doctors ‘put me back together’

Sen. John Fetterman of Pennsylvania shared a recovery selfie showing 20 stitches after his hospitalization for a heart condition flare-up that caused a fall near his Pennsylvania home.

Popular diabetes drug could block exercise benefits, new study warns

New research reveals metformin may reduce exercise benefits for diabetes patients, affecting blood sugar control and fitness gains in unexpected ways.

Former football coach operated on by former player in 'full circle moment'

Michael Zucker, a former football coach in Ohio, joins 'Fox & Friends First' alongside Dr. Kyle Feldmann, one of his former 8th players who performed his heart procedure.

Common vitamin could protect some heart attack survivors, study shows

New research found that vitamin D3 therapy, aimed at achieving optimal blood levels, significantly reduced the risk of repeat heart attacks in certain cardiac patients.

Daily coffee may protect the heart in unexpected way, study suggests

New research suggests that coffee may actually help prevent atrial fibrillation recurrence after treatment, contradicting long-held warnings about caffeine.