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Did you know?

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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There are approximately 3 million unintended pregnancies in the United States each year.

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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

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Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

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Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

(b) A epiphytic plant growing on the branch of a tree. (b) A epiphytic plant growing on the branch of a tree.
The Acheulean industry is typified by hand axes and cleavers. The Acheulean industry is typified by hand axes and cleavers.
A cancerous tumor growing within the milk gland. A cancerous tumor growing within the milk gland.
The growing peptide chain at the P site The growing peptide chain at the P site
The impact of industry and manufacturing on our life The impact of industry and manufacturing on our life
Wind turbines: the fastest-growing energy sector Wind turbines: the fastest-growing energy sector
Video: Pressure Flow Model Animation

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