"People with type 1 diabetes live almost as long as other Americans, a recent study finds..... Better diabetes care has narrowed the gap, researchers said.....Until recently, no one would have predicted that people with type 1 diabetes could have a nearly normal life span."
The article below was published several years ago. Things are probably even better now. I am 75, with 69 years of T1, and am very healthy. Some T1 people have lived into their 80s, and a few into their 90s. Researchers are busy looking to find out what these people did right.