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There are 20 feet of blood vessels in each square inch of human skin.
Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.
An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.
People about to have surgery must tell their health care providers about all supplements they take.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.