Leg day, arm day, ab day—but what about lat day? Lats are the largest muscles in your upper body and the core of any workout routine. Most people use the term lats, but the scientific name for the lat ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. The upper back is an ...

This is one of the most fundamental dumbbell exercises for the lats, says TJ Mentus, a certified personal trainer. “The lats work to pull the elbows into the sides and keep the shoulders back,” he ...

TO FORGE A balanced physique, training your back muscles will be absolutely essential. One of the most consequential of your back muscles will be your lats—and there are plenty of lat-focused ...

A strong upper body truly makes everyday life a breeze. Consider this: By regularly performing upper-body exercises, carrying an overflowing laundry basket up the stairs or moving your fave armchair ...

Add Yahoo as a preferred source to see more of our stories on Google. Believe it or not, you don't have to hit a three-plate bench to achieve a stellar upper-body workout for men. To help you on your ...

If you're strengthening your lats, you'll want to add at least a couple of dumbbell exercises to your routine. But if you choose the wrong exercises, you may never reach your strength potential. When ...

Add Yahoo as a preferred source to see more of our stories on Google. "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There are two dimensions to upper ...

A typical weekly split routine when training hard with calisthenics and/or weights is the Push-Pull-Leg Split. In this, for the first three days of the week, you do all the upper-body exercises that ...