For example, your oblique muscles aid side flexion and extension (imagine running your left hand down the outside of your left leg), so you’ll need to include lateral flexion, extension and ...

Discover 3 core stability exercises to build a stronger midsection, ditch endless crunches, and boost fitness effectively.

And it feels damn good when the lats, obliques and hips get some attention after a long night’s sleep or day compressed at the desk. The best way to get that relief? A simple lateral side stretch.