The most critical part of overcoming poor posture is understanding that you must overactive muscles and strengthen underactive ones.
Your pelvis drives your posture. If your glutes are weak, your lower back takes the load. Lie on your back, knees bent. Squeeze your glutes to lift your hips to the sky. No lower back arching allowed. overcoming poor posture pdf link
provides visual demonstrations of proper head and spine positioning, along with specific tips for smartphone use to avoid "tech neck". Getting Your Posture Straight Benefits Health and Fitness : Hosted on ResearchGate The most critical part of overcoming poor posture