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Side Bridge

Performing the: A Step-by-Step Tutorial Side Bridge

Prop yourself up on your elbow, making sure it is directly under your shoulder, and place your free hand on your hip.
Slowly lift your hips off the ground, keeping your body in a straight line from your head to your feet.
Hold this position for a few seconds, keeping your core tight and your hips lifted.
Slowly lower your hips back to the ground to complete one repetition, then switch sides and repeat the exercise.