Ive been dieting/cardio and tryin gto gain muscle since xmas time. i guess going from stock to being able to bench around 225 is good. and adding 200lbs to the legpress is good too. Ino there is no majic pill or anythign but no kind of steroids that i could get at a gnc or something?

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CURRENT
Age 15
Weight 155
Height 6'1"
Bench 220
Legpress 450
Mile under 8min
BFI 15%