In my experience, doctors don't have the knowledge or experience to give individual diagnosis and prognosis because they don't specialize, they are trained in general medicine, and their training unless they do study, invariably limits them to the usual nonsense advice that is slowly Changing but not fast enough to stop the epidemic!
I really can't wait to see the government's advice when it launches its policy on tackling the crisis within the NHS with the upsurge in T2!