It's a condition where your shoulder movements are restricted and characterised by pain more at night and a shocking pain if you get a jerk.
Requires mainly physical diagnosis
Lab test and imaging( MRI ) not required
Treatable by Physiotherapist
Early diagnosis can help to resolve in few weeks with Physiotherapy, if delayed can take months
Most commonly found in Diabetic patients or past history injury or idiopathic( no known reason )
Self diagnosis: yes you can, try to reach back of your head or your lower back , if restricted and painfull consult Physiotherapy before opting for MEDICATION
Conservative non medicinal approach has shown better results than the traditional medicines.