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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Saturn’s Ring System Saturn’s Ring System
Disorders of the Respiratory System Disorders of the Respiratory System
Block Diagram of Single-stage Pressure System for Dual-Stage Pressure Production of Nitric Acid Block Diagram of Single-stage Pressure System for Dual-Stage Pressure Production of Nitric Acid
The nervous system. The nervous system.
The digestive system. The digestive system.
Components of the lymphatic system Components of the lymphatic system
Video: Control of ventilation rate by other brain centers (posts, hypothalamus & cerebral cortex)

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