If you could remove all of your skin, it would weigh up to 5 pounds.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.
Epiphyseal Usually occurs through the growth plate where the matrix is undergoing calcification and
Color mixtures of reflected pigment—subtractive process
Adapting to Blindness
(left) Urine sample from an unaffected person does not change color upon exposure to air. (right) Ur
A human pedigree of the X-linked color-blindness trait