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Did you know?
The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.
Did you know?
The average adult has about 21 square feet of skin.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.