We do not know why Frozen Shoulders occur Why does a Frozen Shoulder occur & who gets it? Some severe Frozen Shoulders can last for up to 3 years or longer Most Frozen Shoulders take 12 - 18 months to recover (6 months Freezing, 6 months Frozen, 6 months Thawing) Some Frozen Shoulders settle within 3 months Frozen Shoulder seems to occur in varying severities
