Whether you’re pushing a grocery cart or putting on shoes, you use your core to accomplish a lot of everyday activities. It also affects your balance, posture, and stability.
Contrary to popular belief, your core doesn’t just include your abdominal muscles. It also consists of muscles in your back and around your pelvis.
Your core, or trunk, includes your:
Erector spinae: The erector spinae is a group of three back muscles that extend up your trunk. It helps you stand up straight after bending over, as well as bend sideways and rotate your head.
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