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A Moment of Science

Posts tagged heart muscle

July 4, 2012

 

legs running on the beach at sunset

Leg Cramps Like Clockwork

If you get bad leg cramps, it could be a sign of serious heart disease.

April 9, 2009

 

People running in marathon

Why Doesn’t Your Heart Get Tired?

Skeletal muscles are attached to bone structures and cannot stay long in a flexed position without depleting their energy reserves.

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