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Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Did you know?
Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.