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Author Question: Validity is the degree to which the question measures what the analyst intends to measure. ... (Read 40 times) |
More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.
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.
The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.