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Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.