Testosterone is merely for men. Women also have this substance however the amount is not as much as estrogen and progesterone. Testosterone is vital for muscle expansion. Without this hormone, it is impossible for both people young and old to grow strong muscles.
![](http://gtms04.alicdn.com/tps/i4/TB19xkMIFXXXXb1aXXXK0sWQpXX-300-250.jpg)
![](http://www.mysupplementsera.com/wp-content/uploads/2017/06/Get-Follicore-660x330.jpg)
So let's use this course to spur growth in building muscle mass. Let's take an example of every six-week training cycle.…
Doorgaan