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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?
According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

