Impact of Night Shift Work on 24-hour Blood Glucose Levels

Impact of Regular Night Shift Work on 24-hour Blood Glucose Levels in Nurses

This study will determine whether nurses regularly working night shifts have elevated 24-hour glucose levels compared to nurses regularly working day shifts, using continuous glucose monitoring (CGM).

Inclusion Criteria:

• • RNs working at least a 0.6 FTE and 12-hour night or day shift (not able to alternate between days and nights) for at least the past two months

  • Free from presence of uncontrolled chronic illness and specifically prediabetes, Type 1 or Type 2 diabetes (but not including history of gestational diabetes) and not currently taking any glucose-lowering or steroid medication
  • Not currently pregnant or breastfeeding
  • English speaking and able to provide informed consent
  • Must own and know how to operate a Smartphone
  • Must be willing and able to wear two small sensors attached by adhesive for the study duration, the Fibion SENS activity monitor and the Dexcom G6 continuous glucose monitor
  • Must regularly consume food during shifts and refrain from actively attempting weight loss during the study duration
  • Must work only one job at the time of study participation