@Caray I'm thin, I've already been strengthened and strong, currently, after years of fasting and the warrior diet, I have difficulty putting on muscles and lack of strength, I'm very thin

@Dulkadir why liver to gain weight? and high fat no ?

Hello brothers, I need some way to gain weight and muscle mass quickly WHILE increasing my metabolism!. high fat? high carb?

How to increase testosterone?
high fat ?