For decades, getting diagnosed with diabetes has meant a trip to the doctor, a blood draw, and a wait for results comparing your blood sugar to a clinical cutoff. If you're above the threshold, you have diabetes. If not, you're sent home — even if your metabolism has been quietly struggling for years. Researchers are now calling that system out for what it is: too slow, too blunt, and missing far too many people. A wave of new tools — combining wearable sensors, advanced biom