Eat food to increase your blood sugar, shown by the long pointer on the dial. Release Insulin to lower fatigue by channeling glucose away from your blood into your cells and storage. Release Glucagon to release stored glucose, shown by the small pointer on the dial. Exercise to increase insulin sensitivity, which helps to lower blood sugar. Beware: Simulation is over if you need medical treatment if: 1. Blood sugar too low 2. Blood sugar too high 3. Fatigue levels too high