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.

Why Are Pull-Ups Hard to Do?

Published Jul,08 2011 | By Stan Mack

Pull-ups are an effective exercise, but many people have difficulty performing them, even if they are in overall good shape. For example, very muscular people might have difficulty lifting their body weight. The best way to increase the number of pull-ups you can perform is to practice.