The really interesting thing is not that T1D diagnosis has erased the label for "Juvenile onset diabetes" because it can happen at any age, it's that those previously-thought-destroyed pancreatic cells that produce insulin, are actually continuing decades after disease diagnosis and can be "reactivated" via BCG or Valter Longo's FMD:
"Identifying most people with T1D continue to secrete varying amounts of insulin and C-peptides for decades after initial diagnosis:
T1D can be triggered at any time in a person’s life. It’s autoimmune. Thinking of it as a childhood disease is outdated and (fortunately) most doctors are becoming aware of that.