D DaNox New member Mar 11, 2010 #1 I am 15 and i have 3kg dumbbells to work with at the moment. i was wondering, if i do around 100 reps on each arm every day, how long will it take to tone?
I am 15 and i have 3kg dumbbells to work with at the moment. i was wondering, if i do around 100 reps on each arm every day, how long will it take to tone?