If you have a condition known as frozen shoulder, you know that it’s both painful and limiting. Chinese medicine refers to frozen shoulder as a “50-year shoulder” because people tend to get the condition in middle age. Here is what you need to know about frozen shoulder as well as several natural remedies for its treatment, one of them being acupuncture. What is Frozen Shoulder? Frozen shoulder is a common term for a medical condition called adhesive capsulitis. This occurs when there is thickening and contracting of the capsule, which is the connective tissue surrounding the bony structures of the shoulder joint. Frozen shoulder is usually accompanied by pain, restricted.