Push-ups work your chest, shoulders, back, core, and arm muscles. Maintain a straight line with your body and keep your elbows at a 45-degree angle to do a push-up effectively. You can pair push-ups ...

To build arm muscle you need to focus on strengthening exercises like chin-ups, push-ups, and tricep extensions. Here's a ...

What muscles do push ups work? The classic strength-training exercise recruits lots of different muscles for movement and stabilization, but it mainly targets your chest, shoulders and upper arms.