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Did you know?
The average adult has about 21 square feet of skin.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.
Did you know?
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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