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Did you know?
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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The human body produces and destroys 15 million blood cells every second.
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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.