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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.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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Cyanide works by making the human body unable to use oxygen.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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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.