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Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

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Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Procedures for Diagnostic Tests Related to the Digestive System Procedures for Diagnostic Tests Related to the Digestive System
The nervous system. The nervous system.
Organization of the nervous system. Organization of the nervous system.
The dorsal-column medial-lemniscus system. The pathways from only one side of the body are shown. The dorsal-column medial-lemniscus system. The pathways from only one side of the body are shown.
Masseurs and Trainers from the Postl Heath Club in Chicago. A “Physical Training for the Tired ... Masseurs and Trainers from the Postl Heath Club in Chicago. A “Physical Training for the Tired ...
The central nervous system is composed of the brain and the spinal cord The central nervous system is composed of the brain and the spinal cord
Video: Depolarization of the SA node, Action potentials of the myocardium & ANS effects

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