The 4 MOST Important Muscles To Look Jacked (And How To Grow Them)

In today's episode, Built With Science researchers Max Coleman and Daniel Plotkin discuss the muscles you should focus on if you want to look as jacked as possible. They'll also discuss how you can set up a specialization phase to target those muscles. Take our quiz to find the best fitness program for you and your body: https://quiz.builtwithscience.com/