but how about if you train different muscles each day.

i'm 30 somthing, 5 feet 10. for over 15 years, i've weighed exactly 120 pounds. Within 6 months of joining a gym and concentrating on strength training, I was shocked to learn i'd gained 10 pounds. :) I can now show legs with pride because i finally have them. However, while i'd been doing reps on t...