About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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The average office desk has 400 times more bacteria on it than a toilet.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.
Examples of cell types derived from ectoderm, mesoderm, and endoderm.
Examples of contraceptive methods
What makes tea so good
To help make good electrical contact with the terminals without doing any harm, select the ...
The CAMEO entry for chlorine. Useful information includes chemical and physical properties, personal ...