Nighttime Habits That Are Ruining Your Sleep and Health 10 Healthy Choices to Make This Week No Mat Needed: Relaxing Yoga Poses You Can Do in Bed So what should you eat instead? Small, light portions that will also calm cravings and help you sleep. Try these five low-calorie late-night snacks that hit all your sweet or salty cravings. And remember to limit how much alcohol you drink as well, since too many drinks can keep you up at night. Foods to Avoid Before Bed