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Did you know?
People about to have surgery must tell their health care providers about all supplements they take.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Did you know?
The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.