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Did you know?
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
Did you know?
Everyone has one nostril that is larger than the other.

