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Did you know?
Your heart beats over 36 million times a year.
Did you know?
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
Did you know?
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.