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Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

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Excessive alcohol use costs the country approximately $235 billion every year.

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Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

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Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Steroid hormone interacting with an intracellular receptor. Steroid hormone interacting with an intracellular receptor.
The parathyroid glands. These four glands are located on the posterior side of the thyroid gland. Th The parathyroid glands. These four glands are located on the posterior side of the thyroid gland. Th
Hormones secreted by the ovaries. Hormones secreted by the ovaries.
Drugs for Hormone Replacement Therapy and Uterine Abnormalities Drugs for Hormone Replacement Therapy and Uterine Abnormalities
Illustration of enterohepatic recirculation. Certain drugs are secreted into bile and eventually are ... Illustration of enterohepatic recirculation. Certain drugs are secreted into bile and eventually are ...
Mass spectrometry of a synthetic version of collagen peptide Mass spectrometry of a synthetic version of collagen peptide
Video: Sperm Formation

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