Upper Body Exercises: Toning, Posture, and Pull-Up Success

Pull-ups and push-ups are fundamental movements for strengthening the upper body and improving overall posture. Learn the difference between isometric and isotonic exercises, and explore if facial movements can truly lift sagging skin.

Armpit Pain During Pull-ups

Published Jul,08 2011 | By Adam Fonseca

Pull-ups are an effective exercise to use in order to strengthen your arms, back and shoulder muscles. While you can experience a certain level of soreness after completing a strenuous exercise such as pull-ups, sharp or radiating pain in your armpits could be a sign of an injury caused by improper exercise form.