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Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Did you know?
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.