By the third month, the program intensifies to prepare for a final performance test:

When we talk about building "All American Muscle," we aren't talking about building a hulking, immobile physique. In the world of Athlean-X, driven by physical therapist and strength coach Jeff Cavaliere, muscle building is about function, aesthetics, and athleticism combined.

While primarily focused on barbells and dumbbells, several drills require a landmine setup.

To build the classic All American silhouette, you must prioritize the "X" shape. This requires a specific focus on the shoulders and back while keeping the waistline tight.