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Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
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 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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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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There are more bacteria in your mouth than there are people in the world.