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The human body produces and destroys 15 million blood cells every second.

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Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

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Thyroid conditions may make getting pregnant impossible.

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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

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Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

A possible scenario for human evolution A possible scenario for human evolution
Two species of granivorous rodents living in the Chihuahuan Desert: (a) the kangaroo rat, Dipodomys Two species of granivorous rodents living in the Chihuahuan Desert: (a) the kangaroo rat, Dipodomys
The Black Bee-eater (Merops gularis) is a species of bird in the Meropidae family. The Black Bee-eater (Merops gularis) is a species of bird in the Meropidae family.
Endocarditis. The human heart has been sectioned to reveal the left ventricle and origin of the aort Endocarditis. The human heart has been sectioned to reveal the left ventricle and origin of the aort
human nervous system human nervous system
The human olfactory system. The human olfactory system.
Video: Darwin's Observation (Fossils, Galapagos Islands & Africa ) and Natural Selection (Adaptive Traits)

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