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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

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There are 20 feet of blood vessels in each square inch of human skin.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

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People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

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Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

The tundra at the base of the Torngat mountains in Labrador consists primarily of low-growing mosses The tundra at the base of the Torngat mountains in Labrador consists primarily of low-growing mosses
Concept of Death by Children Concept of Death by Children
Children with insecure attachments may show angry behavior with peers, which can lead to peer ... Children with insecure attachments may show angry behavior with peers, which can lead to peer ...
Parents around the world teach their children their religious beliefs and practices. This photo is ... Parents around the world teach their children their religious beliefs and practices. This photo is ...
Continuum of care for children and adolescents. Continuum of care for children and adolescents.
Honey should never be given to children younger than one year of age Honey should never be given to children younger than one year of age
Video: Miller's reaction chamber experiment Animation

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