There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Surface Tension
Massage reduces muscle tension and promotes relaxation.
Length-Tension Relationship
The Kite String Tangle - Tennis Court (Lyrics video)
Tension pneumothorax
Water strider (Gerris remigis) on water surface, showing surface tension.