Your shoulder is one of the most complex and hardworking joints in your entire body. It allows you to reach up, swing, throw and perform countless daily tasks. This incredible range of motion also makes it vulnerable to injury and pain.  When you start having trouble with your shoulder, whether it’s a nagging ache, a sharp pain or stiffness that keeps you up at night, it can quickly interrupt your life. Simple things like reaching across the car or pulling a shirt over your h