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Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

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Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

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Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Major Veins and Arteries of the Neck Major Veins and Arteries of the Neck
Skin signs are objective evidence of an illness or disorder. They can be seen, measured, or felt. Skin signs are objective evidence of an illness or disorder. They can be seen, measured, or felt.
Atherosclerosis in the coronary arteries Atherosclerosis in the coronary arteries
Auscultating the renal arteries Auscultating the renal arteries
Literacy Development in the Early Years: Helping Children Read and Write Literacy Development in the Early Years: Helping Children Read and Write
Tunicate larva (Ascidia), early metamorphosis. LM. Tunicate larva (Ascidia), early metamorphosis. LM.
Video: Pressure Flow Model Animation

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