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Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

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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.

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Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

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For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

The sparse plasma (blue) and dust (white) in the tail of comet Hale–Bopp are being The sparse plasma (blue) and dust (white) in the tail of comet Hale–Bopp are being
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Locations and reference zones of trigger points that cause headaches. A. Upper trapezius. B. ... Locations and reference zones of trigger points that cause headaches. A. Upper trapezius. B. ...
Video: Body plan of euglena Animation

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