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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
The average office desk has 400 times more bacteria on it than a toilet.
Women are 50% to 75% more likely than men to experience an adverse drug reaction.
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