Testosterone is most famous for it's anabolic, muscle building and masculine imparting qualities.

Muscular men have more sex partners than their less-chiseled peers.  They attract females looking for a virile mate, women are predisposed to prefer muscularity in men

Medical Prescription Testosterone is often referred to as Hormone Replacement Therapy or HRT

• Testosterone is the most important hormone in the male body for energy, libido, muscle size and strength.

• In addition Testosterone is involved in heart function / cardiac output, neurological function, red blood cell production, bone density, and immune system function.

  • Testosterone improves oxygen uptake throughout the body, helps control blood sugar, and helps regulate cholesterol.

  • There are testosterone receptors throughout the body including the heart & brain.

Low levels of testosterone increase death rate for men over 50.  University of California, San Diego School of Medicine.  A study of 800 men over 50 found that those with low levels had a 33% increased risk of death over an 18-year period than those with higher levels.

• As with Estrogen and HGH there are expected declines in testosterone levels as we age. 

  • In men over 40 lower testosterone levels effect physical, sexual, and cognitive function. 

  • A man 40 years old has less than 1/2 the testosterone a man of 25 has.

December, 2006: Researchers at the University of Southern California have discovered a direct link between loss of testosterone and the development of an Alzheimer's.