The condition called adhesive capsulitis, also known as frozen shoulder, is characterized by stiffness and pain in the shoulder joint, and can significantly reduce the mobility of your shoulders and arms, but it can be successfully treated by regularly performing range - of - motion exercises such as the towel stretch. (fitnessandpower.com)
It is not the same thing as arthritis because adhesive capsulitis only occurs in the shoulder. (exercisegoals.com)
The medical term adhesive capsulitis literally describes the condition where adhesive means sticky and capsulitis meaning inflammation of the joint capsule. (sportsinjuryclinic.net)