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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?
Approximately 25% of all reported medication errors result from some kind of name confusion.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.