Is TED a life threating disease

, TED is not considered life-threatening, but it can impact countless areas of your health and well-being. When left untreated it can lead to many side effects like loss of vision. TED is also a possible comorbidity of other autoimmune conditions that when also left untreated can be very dangerous. If you have any concerns, I would definitely recommend speaking with your doctor! Here are a few articles in a meantime that you may find helpful: https://thyroideyedisease.net/basics, https://thyroideyedisease.net/comorbidities. All the best, Sam S. (ThyroidEyeDisease.net, team member).