Get A Heavy Bag And Hit It Correctly go Get A Title Boxing Video "How To Hit The Heavy Bag" And Go From There Alot Of People Say Lift Weights But Im Not A Weight Lifter And Have Gained about 30 Pounds of Muscle Just By Hitting the Punching Bag.
When I Started I Weighed About 110 Pounds And Was Scrawney As Hell
Well I Still Am But I Have Gotten A Little Of A Build.
Idk I Might Start Lifting Some Weights.