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What Is Muscle Tension?

What Is Muscle Tension?

Muscle tension is the nervous system holding a muscle in a partial, guarded contraction on purpose. It is not simply tissue that got tight from use and needs to be...

What Is the Psoas Muscle?

What Is the Psoas Muscle?

The psoas muscle is a long, deep hip flexor that runs from your lower spine below the level of your ribs down through your abdomen, to finally attach at the...