What to do instead: Bird DogWhy: This exercise actually trains you to stabilize your entire trunk as you move your arms and legs, so you're far less likely to put stress on your neck.1. Start on your hands and knees with your knees underneath your hips and your wrists underneath your shoulders, fingers pointing forward. Engage your abs.2. Simultaneously lift and lengthen your left leg until it's parallel to the floor (don't lift it above hip height) while raising and straightening your…
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