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Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
Did you know?
Your heart beats over 36 million times a year.

