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Did you know?
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.
Did you know?
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.