(CNN) — When your shoulders ache or feel stiff, your first instinct might be to stretch or massage them. But the real culprit behind most shoulder problems isn’t surface-level tension — it’s more ...

Rhomboids are a newly discovered family of serine proteases that are conserved throughout evolution. Unlike all other serine proteases, rhomboids do not cleave soluble substrates but instead cut ...

Trying a new workout can yield solid short-term improvements in strength and size. But learning about the muscles, joints, and ligaments behind an exercise can give you greater gains for life. In this ...

The best part about bodyweight training is that you can keep progressing on a basic skill and use different versions throughout your training routine to keep your muscles refreshed by adding new ...

Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical Solutions for Back ...