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Tag Archives: keshooth

How heart valves works?

The human heart is an efficient muscular pump thathas four chambers—two atria and two ventricles—each closed off by a one-way valve. In the course ofa day, the heart contracts and expands on average100,000 times, pumping approximately 2,000 gallonsof blood. By opening and closing in a synchronizedmanner, the four valves keep …

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take care your heart

For those of you who want to be healthy but still fun, there is now a new sport that combines the style of hip hop style of young people with a heart-healthy exercise. Exercise called ‘Hip-Heart’ was deliberately created to prevent young children exposed to the risk of heart disease …

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