Rare autoimmune disorder targets skin in aging populations, causing damages

Dear Doctors: I am 75 years old, and two years ago, I was diagnosed with bullous pemphigoid. I understand this is an autoimmune problem. I also understand that this is more common in older people. I would like to know more about it. I have been prescribed minocycline, which has been helping.

Dear Reader: You are correct that bullous pemphigoid is an autoimmune disorder. That's a condition in which …