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Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.
Did you know?
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.