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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.
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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.