Testosterone Part 1: What it is and how it is made

Testosterone Part 1: What it is and how it is made By Joachim Bartoll, May/June 2015, for Classic Muscle Newsletter, issue 10 Testosterone is a 19-carbon steroid hormone belonging to the androgen group. It’s made from cholesterol (like all sex hormones) and its immediate precursor is DHEA. On average, a healthy man’s body will produce about 7 mg of testosterone a day, but not all of that Testosterone can be used by our bodies. […]

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