Health

Walking vs. running—which is better?

(HealthDay)—Running and walking are both popular ways to get a great cardio workout. But is a brisk walk really as good an exercise as a sweaty, heart-pounding run?

Genetics

Scientists catch heartbeat 'molecular switch' in action

Oxford University Radcliffe Department of Medicine researchers have developed a new method that uses a protein originally found in marine corals to visualise the flow of calcium that makes the heart beat.

Medications

Benefits of aspirin more modest than previously believed

(Medical Xpress) -- People without a history of cardiovascular disease (such as heart attack or stroke) are unlikely to benefit from a regular dose of aspirin, given the associated risk of internal bleeding. This is the finding ...

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