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Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

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The human body produces and destroys 15 million blood cells every second.

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There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

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Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

The Tsavo Man-Eaters on display in the Field Museum of Natural History in Chicago, Illinois. The Tsavo Man-Eaters on display in the Field Museum of Natural History in Chicago, Illinois.
Threat display by a Sydney funnel-web spider (Atrax robustus). Threat display by a Sydney funnel-web spider (Atrax robustus).
This engraving of the Boston Massacre (1770) became the most reprinted depiction of the event, and p This engraving of the Boston Massacre (1770) became the most reprinted depiction of the event, and p
Differences in how we display gender often lie below our awareness. How males and females use social ... Differences in how we display gender often lie below our awareness. How males and females use social ...
Abilities that Display Cerebral Lateralization of Function Abilities that Display Cerebral Lateralization of Function
Display Rules Display Rules
Video: Regulation of GFR: three methods, autoregulation & autoregulation via myogenic mechanism

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