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Did you know?
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
Did you know?
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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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.
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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.