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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.