Procedure
Diabetes
BLOOD, DIABETES
All exclusion criteria were checked with a self-report questionnaire which participants completed and returned by e-mail prior to a screening session. A 1-h screening session was arranged for the morning at the Hugh Sinclair Unit of Human Nutrition, University of Reading, when height and weight were measured with a Tanita BC-418MA body composition monitor (TANITA Corporation). A venous blood sample was collected in a fasting state, and serum glucose was determined using an Accu-Chek Aviva Blood Glucose Meter System (Roche Diagnostics). A practice run of the cognitive task battery was completed (data not collected) as recommended by Bell et al. [For each test day, upon arrival at 08:00, participants had a continuous glucose sensor (FreeStyle Libre Abbott Diabetes Care Inc) attached to the back of their upper left arm. While the sensor self-calibrated, the participant waited in a quiet room where they were able to watch television or read materials provided within the High Sinclair Research Unit. As shown in 