Shift workers who are pre-diabetic or diabetic experience more difficulty managing blood glucose than non-shift workers, even with medication, due to the disruptive nature of their work schedules.

“and then those who started with high blood sugar of course we didn't have too many type 2 diabetic but there were a few few pre-diabetic and they could better manage their blood glucose and this is interesting because once shift workers become pre-diabetic or diabetic they have more difficulty managing their blood sugar than non-shipped workers because the work schedule itself will mess them up too much even if they're on many medications they have difficulty”