Sleep and Obesity: A Vicious Cycle Obesity and poor sleep are deeply connected. Being overweight often leads to discomfort while sleeping, and poor sleep further fuels weight gain. This creates a never-ending loop where both issues worsen each other. How Poor Sleep Leads to Weight Gain When sleep is lacking, hormones like leptin and ghrelin go out of balance—causing increased h... https://www.freedomfromdiabetes.org/blog/post/sleep-and-obesity-breaking-the-obesity-sleeplessness-cycle/2743