“Deep Sleep is good for weight loss: Sleep increases glucose metabolism and is linked to better blood sugar control, boosts secretion of growth hormone, which— along with cortisol— regulates belly fat; activates cellular repair and mends injury; normalizes cortisol levels during the day and improves memory.” SleepWeight Loss Book:The Hormone Reset Diet: Heal Your Metabolism to Lose Up to 15 Pounds in 21 Days Source: The Hormone Reset Diet: Heal Your Metabolism to Lose Up to 15 Pounds in 21 Days