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Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Anatomy Diagram Of Human Body Anatomy Diagram Of Human Body
Sociologists study the social factors that underlie human behavior, the experiences that mold us, ... Sociologists study the social factors that underlie human behavior, the experiences that mold us, ...
Human chromosomes as seen at metaphase of mitosis in the scanning electron microscope. The replicate Human chromosomes as seen at metaphase of mitosis in the scanning electron microscope. The replicate
Human embryo at successive stages of development (not to scale). Human embryo at successive stages of development (not to scale).
Cross-section of a human molar Cross-section of a human molar
Video: Blood Flow Through the Kidneys

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