Coach Eric Cressey shares the three surprising lessons about exercise contraindications that he learned from his own injured shoulder.

There are more than 43 million adults ages 65 or older. Want to tap into these massive, growing market? You absolutely must first do these three movement assessments.

Forget how you currently do client mobility screenings. You just need two steps, 20 seconds, and--bam--instant client mobility assessment.

30 quickfire tips on shoulder health, exercises, cues, and assessments from one of the best coaches in the world (videos)

From breathing mobility, to thoracic positioning, to scapular motion, looking at a client's shoulder health and mobility is even more complex than you think.

Muscle stiffness isn't necessarily bad for your client, so it's important for you to know when and where it can be a good thing.

This classic gym exercise is actually pretty important. We'll show you where things can go wrong and how to fix them.