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Did you know?
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.