Jeff Cavaliere, C.S.C.S., is updating his viral YouTube "perfect workouts" series and just shared his go-to science-based back workout. His perfect science-based back workout consists of not one ...

"The versatility of this specific variation is why it's on this list," he says. "If you want to target your lats, you can do it by simply tucking your elbow a little tighter to your side... but if you ...

To build a wider, stronger back and achieve the coveted V-taper physique, targeting your lats is of the utmost importance. The latissimus dorsi, or lats, are the large muscles that span the middle and ...