Cat Stretch

Level: beginner

Equipment: none

Force: static

Core muscles: lower back

Secondary muscle: middle back, traps

Instructions:

Position yourself on the floor on your hands and knees.
Pull your belly in and round your spine, lower back, shoulders, and neck, letting your head drop.
Hold for 15 seconds.

Stand in front of a loaded barbell. While keeping the back as straight as possible, bend your knees, bend f...

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Lie down on your back and pull both knees up to your chest. Hold your arms under the knees, not over (that ...