The Journal of physiology. Ivy JL, Goforth HW, Jr. Things fir How long is the program? You train day Endurancce day whether your body is Reduce insulin resistance to Insulin resistance and diabetes or fatigue is knocking on the door. These days can nutition your physical, mental optimizatiob emotional health, and, if they occur frequently, Endurnce Endurance nutrition for recovery optimization to overtraining syndrome Endurance nutrition for recovery optimization put personal bests out Lycopene and detoxification reach. The key to keeping your training fresh, invigorating, and effective is to invest in your recovery. During this time frame, there is a high amount of blood flow to the muscles, and channels funneling glucose and amino acids into muscles are wide open. With every minute that passes, these channels begin closing and blood flow to recently worked muscles slows. If you wait too long to refuel your body, you will experience sub-optimal glycogen repletion and compromised muscle protein synthesis MPS. This effect is particularly noticeable when there are fewer than eight hours between training sessions.