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Did you know?
If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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.
Did you know?
Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.