You sit at your desk for a few hours, stand up—and suddenly your lower back feels stiff, tight, or painful. Sound familiar? Lower back pain after sitting is extremely common, especially for people who spend long hours working at a computer, driving, studying, or using their phones. While sitting itself isn't necessarily “bad,” staying in one position for too long can place extra stress on the muscles and joints around your lower back and hips. The good news is that many cause