Cardiology

Rare genetic variants predispose to sudden cardiac death

Sudden cardiac death affects 220,000 U.S. adults annually, most of whom have no prior symptoms of a heart issue. By identifying rare DNA variants that substantially increase risk of sudden cardiac death, researchers led by ...

Cardiology

Study weighs impact of sugar vs. whole fruit on blood pressure

Brace yourselves, folks. Another firehose of holiday menu choices is rushing your way. Savvy eaters are planning ahead, deliberating over age-old questions: Go for the cider and pumpkin cookies? Or opt for an apple and some ...

Cardiology

Big study casts doubt on need for many heart procedures

People with severe but stable heart disease from clogged arteries may have less chest pain if they get a procedure to improve blood flow rather than just giving medicines a chance to help, but it won't cut their risk of having ...

Cardiology

Study helps explain why exercise guards against heart disease

Regular exercise protects the cardiovascular system by reducing risk factors such as cholesterol and blood pressure. "But we believe there are certain risk factors for cardiovascular disease that are not fully understood," ...

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