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Did you know?

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.

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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

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Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa
Remedies for insomnia include increased physical exercise and time spent outdoors. Remedies for insomnia include increased physical exercise and time spent outdoors.
Some playgrounds near streets with heavy traffic may still have high levels of lead from gasoline ... Some playgrounds near streets with heavy traffic may still have high levels of lead from gasoline ...
From your experiences in grade school, can you tell if or how your teachers unintentionally helped ... From your experiences in grade school, can you tell if or how your teachers unintentionally helped ...
Graduating High School Graduating High School
Ten Leading Causes of Death in High-Income Countries, 2008 Ten Leading Causes of Death in High-Income Countries, 2008
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