When it comes to back anatomy, there are several key muscles that are targeted during ... the weights up toward your chest. Tighten your upper back and the area between your shoulder blades.

She said there's one group of muscles in particular that many people forget to strengthen, which can lead to bad posture. "A ...

This article explains how tight neck, shoulder and upper back muscles cause tension headaches to become a chronic condition. It's an excerpt from the author's "How to Get Permanent Relief From ...