Men over 55 can build and keep a surprising amount of muscle when the work stays consistent. Push-upsPush-ups help men over 55 keep upper-body muscle by training the chest, shoulders, arms, and core with one bodyweight movement. For men over 55, it’s a simple way to train core strength, shoulder control, and body awareness without needing extra equipment. Keep walking in the mix: Daily movement supports recovery, conditioning, and overall health while strength work preserves muscle. Daily movement supports recovery, conditioning, and overall health while strength work preserves muscle.