Diabetes occurs when your body is unable to effectively regulate blood sugar levels. This can result from your pancreas not producing enough insulin, your cells becoming resistant to insulin, or a combination of both factors. Diabetes occurs when your body is unable to effectively regulate blood sugar levels. This can result from your pancreas not producing enough insulin, your cells becoming resistant to insulin, or a combination of both factors. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle