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Did you know?
There are 60,000 miles of blood vessels in every adult human.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.