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Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

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In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

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People about to have surgery must tell their health care providers about all supplements they take.

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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Glaucoma. (a) A buildup of pressure within the eye cavities, often caused by a blockage of vessels t Glaucoma. (a) A buildup of pressure within the eye cavities, often caused by a blockage of vessels t
Anxiety rises as needs are not met. Without resolution, anxiety may lead to frustration, and then, ... Anxiety rises as needs are not met. Without resolution, anxiety may lead to frustration, and then, ...
Time course of HIV infection. Time course of HIV infection.
Lead Displaces Iron Lead Displaces Iron
Plasmodium parasites (arrow) attacking and infecting red blood cells. Infection by Plasmodium causes Plasmodium parasites (arrow) attacking and infecting red blood cells. Infection by Plasmodium causes
How nasal CPAP therapy works in OSA How nasal CPAP therapy works in OSA
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