We now have an early warning that can help people with diabetes prevent heart attacks and strokes. Until now, for many people the first symptom of a heart attack has been having one.

I don't think that I have ever written about the complications of diabetes without offering some way to deal with them. That would be just too negative for either you or me, and I am not going to start being negative now.

Heart attacks are serious business, but we can prevent them. People with diabetes especially...