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Did you know?
Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
Did you know?
Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.
Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.

