5. Recovery and monitoring of glucose and insulin as participant's glucose levels return to baseline. Samples for glucose and insulin will be collected every 10 minutes for 50 minutes after the end of the AIRMAXarg test to monitor the participant's recovery and provide a measure of insulin sensitivity. Blood sugar will be monitored with regular YSI measures until the participant's blood sugar returns to a safe level. The participant will be given a light lunch at the end of this period.