As King Charles undergoes treatment for an undisclosed type of cancer (undisclosed to the public, anyway), his prognosis seems to be positive from all accounts heard heretofore. That said, the diagnosis of cancer at all is jarring, and, at 73 years old in September 2022, Charles already had a much later start at beginning his reign than his mother, the late Queen Elizabeth, who took the throne at the tender age of 25 years old.
