You'll feel tension in the muscles in the back of your upper arm. Why you should train the upper body Strength training in general can improve muscle mass and bone density, both of which decline ...

They’re a very important muscle group that’s located where your upper arm meets your torso. Your deltoids are one of the most complex muscle groups in your body, and they’re made to move.

Arm fat can be particularly frustrating. It’s often one of the last areas to respond to diet and exercise, and the first place to show when we gain weight. Whether you’re concerned about upper ...

1. Push-Up. Why it rocks: Both Carnation and Lampa put this upper body staple at the top of the list. Push-ups hit all the major arm muscles while helping you target the chest and shoulder girdle ...

These 12 at-home arm exercises target your chest, biceps, triceps, shoulders, back muscles, and even your core — all without weights. Business Insider Subscribe Newsletters ...

Generally, the biceps are the smaller of the upper arm muscles, second to the triceps. Triceps. The triceps, short for triceps brachii, is a muscle located on the back of your upper arm.

These upper-body exercises train arm, shoulder, core, and chest muscles effectively. Combine them like a trainer in this workout for a strong, toned upper body.

This exercise targets your bicep -- the muscle in front of your upper arm that functions as a stabilizer for your arms and shoulders. To perform a bicep curl, you'll need a set of medium-weight ...

You may like Build a stronger back and bigger biceps with this 20-minute dumbbell workout — no pull-ups needed; You just need 2 dumbbells, 20 minutes and this 7-move dumbbell workout to sculpt ...

Plus, to build the Thor-esque muscle he needs for the Marvel movies, Hemsworth takes on extreme routines like an 800-rep barbell workout and a 250-rep dumbbell workout, alongside eating more than ...