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Author Question: A nursing student working in an Adult Care for Elders unit learns that frailty in the older ... (Read 385 times) |
Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
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.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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.