Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
Common ancestry predicts where we should find vestigial limbs
How to find the volume and surface area of any cylinder