American Heart Association

Picking up the pace after age 65 helps the heart

Maintaining or boosting physical activity after age 65 can improve the heart’s electrical well-being and lower heart attack risk, according to a new study.

People who walked more and faster and had more physically active leisure time had fewer irregular heart rhythms and greater heart rate variability than those who […]

Mouse study finds a faulty gene may also be at fault for high blood pressure

All the mice kept dying. Fatal heart defects were wiping out litters of them in a laboratory, frustrating scientists trying to get to the bottom of a gene mystery.

But when researchers in Oklahoma finally figured it out, they stumbled on something big: a possible new contributor to high blood […]

Study links some heart birth defects to increased heart infection risk

A new American Heart Association study published Monday has found that children under age three who have had certain heart birth defects or heart surgery in the past six months may have an increased risk of heart infection.

Canadian researchers looked at data on 47,518 children with heart defects between 1988 […]

New research offers a formula to determine ‘normal’ heart size

New research has re-evaluated the “normal’ size of the heart, determining that standard measurements for heart size are outdated and don’t account for gender, age and body size.

Adjustments in the measurements are important because women and people of small build are at risk for delayed treatments since their enlarged […]

New technology uses electromagnets to more safely guide heart implants

A new procedure that uses electromagnets to help doctors  implant heart pacing devices is safer because it reduces radiation exposure for both patients and physicians.

That’s the new finding published Tuesday in the American Heart Association journal Circulation: Arrhythmia and Electrophysiology.

The new technique, called electronmagnetic tracking, is similar to GPS tracking found in […]

Eating more fruit may lower your risk of lethal aneurysm

People who ate more than two servings of fruit daily had a 25 percent lower risk of abdominal aortic aneurysm than those who ate the least fruit, according to a study released Monday.

While no association was found for vegetables, researchers stress that vegetables also remain important for health,  according to […]

SimpleScience@Heart: If you were a preemie, beware possible heart problem

People who were born prematurely should pay special attention to their heart health.

A study published in the American Heart Association journal, Circulation, found that young adults who were born more than a month early were more likely to have problems in the right side of their hearts. And the […]

SimpleScience@Heart: Playing college football linked with high blood pressure risk

College football players may need to play more defense – against high blood pressure.

A small study in the American Heart Association journal Circulation found that more than half of the first-year football players at a university developed elevated blood pressure by season’s end.

Researchers noted that the link doesn’t mean […]

Simple Science @Heart: A couple cups of joe may reduce heart failure risk

If you regularly drink coffee in moderation, you could have a lower risk of heart failure, according to new research in the American Heart Association’s journal Circulation: Heart Failure.

Researchers say drinking two 8-ounce cups a day is linked to an 11 percent lower risk of heart failure. On the […]