The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.
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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
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Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.
Selected skeletal muscles and the Achilles tendon (anterior and posterior views).
Anterior and posterior views of the adult human skeleton
Spiral Galaxies (Nearly Face-on Views)
Posterior views of H. erectus, Neandertal, and modern H. sapiens show differences in vault shape.
John Lewis Krimmel’s painting of the Fourth of July in Centre Square Philadelphia (1812) shows the d