Liam Hemsworth is giving his older brother Chris a run for his money!
The future Mr. Cyrus is looking JACKED on the cover of Men's Health!
He's all in-shape and hunky and handsome.
Miley is one lucky lady!
We knew he was a big guy but holy heck his arm looks as big as Thor's!
Be sure to check out more pics of Liam HAWTsworth (below)! Ha!
[Image via Hugh Dillon/FayesVision/Adriana M. Barraza/WENN.]