Yep, It is. The biggest danger being heart tissue hypertrophy, which has sadly taken the life of a few modern bodybuilders due to cardiac arrest (it can't pump blood effectively if the muscle walls get too thick). Don't take human growth hormone and/or exogenous insulin outside of medican supervision kids!

Why would I not want an enlarged liver? I got more liver now, it works more!

It's the price you have to pay to look like a caraciture of a healthy person