Bird dogs are a classic core-strengthening exercise that targets the abdominals, lower back, and glutes. Begin on your hands and knees with your wrists aligned under your shoulders and your knees under your hips.

To perform a bird dog hold, start on your hands and knees with your wrists aligned under your shoulders and your knees under your hips.

Opposite Arm Opposite Leg Supermen is a core and back-strengthening exercise. Begin by lying face down on the floor with arms extended overhead and legs straight.

Double Arm Double Leg Supermen is an advanced variation of the Superman exercise that targets the entire posterior chain.

Swimmers are a challenging exercise that targets the back muscles, especially the erector spinae. Begin by lying face down on the floor with arms extended overhead and legs straight.

To perform a Bent Knee Side Plank, start by lying on your side with your knees bent at a 90-degree angle and your feet stacked. Lift your hips off the ground, forming a straight line from your head to your knees, supporting your body weight on your forearm and the side of your bottom knee.

Begin in a plank position on your elbows with your elbows directly beneath your shoulders and your body forming a straight line from head to heels. From this position, press up onto one hand, then the other.

A plank up starting from the belly involves beginning in a prone position, lying face down with your elbows positioned directly beneath your shoulders. From this position, engage your core muscles and press up onto elbows, until you are in a plank position.

To perform a hand release plank-up, start in a plank position with your hands directly beneath your shoulders. Lower your body towards the ground until your chest touches the floor, then release your hands briefly by lifting them off the ground and to the side like an airplane.

Banded bird dogs are a form of exercise that targets the core muscles, particularly the abdominals and lower back. To perform banded bird dogs, one typically begins on all fours with a resistance band looped around the feet