James Moore on Instagram: "Dynamic hip flexor stretching combined with kneeling CARs is great for anyone who sits a lot because these movements counteract the tightness, weakness, and stiffness that build up from prolonged hip flexion by opening the front of the hips, improving joint lubrication, restoring full hip rotation, and re-activating the deep stabilizers that often shut down while sitting. This combination not only improves mobility and posture but also reduces low back strain by allowi