On the other hand the electro stimulation seems to Headlock Muscle Growth us too high prior Headlock Muscle Growth y to dedicate a percentage so high in the training cycle and of course impractical, (although  Headlock Muscle Growth  has scientific basis), very few bodybuilders leave the work in the room of musculación to realize only and Exclusively electro stimulation for 3 weeks, as much could be done a few weeks in support of overload work. 

http://healthflyup.com/headlock-muscle-growth/