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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
By definition, when a medication is administered intravenously, its bioavailability is 100%.
Did you know?
In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
Did you know?
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.