You don’t need any equipment to strengthen your deep core—just these three exercises

A woman performs bird dog exercise at home. She is balancing on her right knee and left hand, with her torso parallel to the floor, and her right arm extended forward, left leg extended behind her.

You’ve probably heard about the importance of core strength. The muscles in your midsection play a role in nearly every movement you do and support your spine.

What you might not know is that the core can be divided into superficial muscles near the surface and deep-lying muscles that you can’t see.