How can I build muscle mass?

So I'm 6'1'' about 160 pounds. I'm muscular beside a six pack and everything but I want to build mass. I've been upping my protein intake but is nearby anything else I can do besides roids?

Answers:

Why is my penis still small?

Lift really heavy weights solely a couple times. I heard that tears your mustle really cavernous and grows back alot bigger than what you usually do. Double what you do and try it 3 times

what is masterbating?

Drink protein drink, at lowest possible with every breakfast time. workout every
other day. and plenty of rest. should do it. Good luck.

A lot of sites looking for f@#$ friends asks....?

This is if truth be told an add on for Saints in 08's answer. You enjoy to lift it really quickly. And it helps near speed not strength. Protein is good but you own to remember to have a dignified carb meal after your workout.