Obesity… Beta cell health… Insulin release… Glucose fluctuation…!!

The relationship between diabetes and obesity was explained in simple terms, highlighting how excess weight leads to insulin resistance. As obesity increases, the effect of insulin in the body decreases. To compensate, the pancreatic beta cells have to work harder to maintain normal blood sugar. Over time, this constant strain on beta cells causes beta cell fatigue and eventual failure. Insulin is secreted from beta cells in two phases. The first phase of insulin release covers the postprandial spike of glucose, while the second phase continues its action for 4–6 hours. In type 1 diabetes, both these phases of insulin release are absent, which is why insulin replacement becomes absolutely necessary. While in T2DM, the first phase of insulin is lost, causing postprandial hyperglycemia. Dr. Gupta emphasized that HbA1c alone cannot provide a complete picture of diabetes control. While it reflects the average sugar level, it does not capture dangerous fluctuations. Glycemic variability—frequent ups and downs in sugar—poses a high risk, and therefore continuous glucose monitoring (CGM) is extremely valuable. CGM not only shows the average but also the trends and time-in-range, helping patients and doctors achieve better stability. Dr. Kavita Gupta mainly focused on lifestyle and diet management. She explained the benefits of intermittent fasting and early dinner, pointing out that heavy meals late at night increase both sugar and weight. She suggested the “plate method” of eating: half the plate vegetables, one-fourth pulses or proteins, and one-fourth complex carbohydrates. She emphasized salads, sprouts, yogurt, and the importance of portion control. Addressing common confusion about fruits, she clarified that diabetic people can safely eat seasonal fruits in moderation, as long as juices are avoided and quantity/timing are considered. She also recommended a light “pre-dinner snack” such as fruit between lunch and dinner to prevent hypoglycemia and curb junk food cravings. Her overall message was clear: balanced diet, correct timing, and mindful eating are essential pillars of diabetes care. Expert- Dr Sunil Gupta & Dr Kavita Gupta Anchor- Mrs. Kalyani Gokhale Podcast: 23/05/2025 Recorded at: Akashwani Nagpur Episode: 76