I have this pain in my shoulder that feels like it needs to be popped. been like this for a month. can't even lie on it at times.

Yes: These type shoulder symptoms can be in anxiety symptoms or could be something orthopedic see a primary care physician position or sports medicine face-to-face

Insuff Information: You will need to see an Internist and get a Physical exam. The Internist may need xrays to figure this out (or even a CT). Hard to tell what is going on by description. Make appointment as soon as convenient. Could be a rotator cuff problem which may require Physical therapy.