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Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

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Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

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Approximately 25% of all reported medication errors result from some kind of name confusion.

Convergent evolution in body forms Convergent evolution in body forms
Human Body Glands and Hormones Human Body Glands and Hormones
human muscles position sitting yoga human muscles position sitting yoga
Factors Affecting Body Temperature Factors Affecting Body Temperature
Positioning the Patient in the Supine Position Positioning the Patient in the Supine Position
Semireclining position for massage for the elderly. Semireclining position for massage for the elderly.
Video: Sperm Formation

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