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In 1844, Charles Goodyear obtained the first patent for a rubber condom.

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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

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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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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Transdermal patch administration: (b) patch immediately applied to clean, dry, hairless skin and lab Transdermal patch administration: (b) patch immediately applied to clean, dry, hairless skin and lab
The Serial Reaction Time Task The Serial Reaction Time Task
Radiation Side Effects, Healing Time, and Intervention Radiation Side Effects, Healing Time, and Intervention
The slight (5 microsecond) difference in the firing of the companion cylinders is enough time to ... The slight (5 microsecond) difference in the firing of the companion cylinders is enough time to ...
Velocity-time Graph Velocity-time Graph
A new drug development time line with the four phases of drug approval. A new drug development time line with the four phases of drug approval.
Video: Chronology of leptin research (A history of leptin research)

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