" 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. "

― Sara Gottfried , The Hormone Reset Diet: Heal Your Metabolism to Lose Up to 15 Pounds in 21 Days