Building big arms is a common gym goal—but you'll need to focus on these four muscles: the deltoids, biceps, triceps, and forearms.

Exercises to build arm muscles. Curls can be done with dumbbells, a barbell, or a machine. Choose a weight you can lift 8 to 12 times in a row. If you use dumbbells or a barbell, make sure you ...

Your arm muscles tend to shrink when cutting. This is anecdotal, but many fitness experts I know concur with my assessment. The typical male gym rat spends the winter bulking and the summer shredding.

In the study, men and women who contracted their arm muscles as hard as possible for a total of three seconds a day increased their biceps strength by as much as 12 percent after a month.

How to get bigger arm muscles. Personal fitness trainer Scott Laidler outlines his three-day workout for growing your arm muscles. By Scott Laidler 20 November 2013 • 12:40am .

Men's Health. Don't Do These Ineffective Triceps Exercises for Arm Day Workouts | Men’s Health Muscle. Posted: July 11, 2024 | Last updated: March 26, 2025 ...