INS and Insulin resistance: In a recent study, a decrease seen in Glu, insulin, and Homeostatic Model Assessment for Insulin Resistance values was found in rats with developed metabolic syndrome treated with 60 minutes HBOT for 20 days at a pressure of 2.4 ATA.[19] It was also reported that a reduction in serum Glycosylated Hemoglobin (HbA1c) values reported in patients with diabetic foot wounds who received 120 minutes.