There are 20 feet of blood vessels in each square inch of human skin.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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The FDA recognizes 118 routes of administration.
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To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Male reproductive structures in humans.
Vocal communication between honeyguides and humans.
Stereoisomers have different effects in humans
Genetic differences between humans, Neadertals, and chimps.
Osmometric Thirst in Humans
Differential genomic imprinting of chromosome 11 in humans