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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.
Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
![The pancreas. This organ sits just below the stomach and is both an exocrine and an endocrine gland.](https://biology-forums.com/gallery/47/medium_14755_28_08_12_1_42_25_8233102.jpeg)
![Variations on a theme: archaic Homo sapiens, Neandertal, and anatomically modern Homo sapiens skulls](https://biology-forums.com/gallery/47/medium_273688_23_02_15_7_03_07_208192477.jpeg)
![Eighteen-year-olds were the largest age cohort in the first year of the war in both armies. Soldiers](https://biology-forums.com/gallery/47/medium_376021_22_08_15_1_40_22_223511856.jpeg)