Nearly 2 million men turn 50 every year. The natural hormone testosterone promises to be a fountain of youth for them, as well as every other aging man. It can

Even though research on testosterone is increasing, there is still much controversy regarding its physiology and clinical use. This book provides a broad overvi

Praise for The Definitive Testosterone Replacement MANual "Inspiring is Jay's knowledge of hormone replacement and human physiology, which surpasses that of man

While menopause in women is a well-established and well documented phenomenon, the andropause in men is a relatively new concept. The terms male menopauseand an

There are several testosterone books available. However, what makes this one so different is that it is written by Nelson Vergel (Founder of ExcelMale.com and D