7 reasons why sleep helps you lose weight. Are you struggling to meet your weight loss goals? You’ve tried everything: eating less, eating healthier foods, getting through exercise every day…and yet you’re still not seeing the results you had been hoping for. What could be left to try? Well here’s one thing to consider: are you getting enough sleep at night? While it may not seem like an obvious connection, getting a healthy amount of sleep on a nightly basis can benefit your mind and body in a variety of ways, and as it turns out, one of those benefits is assisting with weight loss and maintaining a healthy weight.