Reference Terms
from Wikipedia, the free encyclopedia


Testosterone is a steroid hormone from the androgen group.

Testosterone is secreted in the testes of men and the ovaries of women.

It is the principal male sex hormone and the "original" anabolic steroid.

Note:   The above text is excerpted from the Wikipedia article "Testosterone", which has been released under the GNU Free Documentation License.
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October 10, 2015

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updated 12:56 pm ET