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Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Did you know?
If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.