It isn't always easy to identify the difference between frozen shoulder, shoulder blade pain, and symptoms of a rotator cuff tear. This is why it helps to know a little about how your shoulder functions.
Then you'll know when it's time to get medical attention if you have shoulder pain. Only then can your treatment be tailored to the cause, your overall health, and your level of activity.
This article explains the likely causes of shoulder pain, which largely depends on where it's located. It also suggests when it's time to see a physician and the various tests they may undertake to make a diagnosis and develop a treatment plan for you.
source: VeryWellHealth.com
