Alpha Fuel 720 One way to get around limiting muscles is to pre-exhuast them prior to working other muscle groups. For example, your biceps may tire faster than your lats when you are doing row exercises. Isolating your lats with an exercise like straight-arm pull-downs will help you to tire them out while allowing your biceps to relax. Your lats can get exhausted and when doing rows, make sure that your biceps do not limit you. http://alphamanproreview.com/alpha-fuel-720/