The document discusses lifestyle changes that can help with insomnia, including establishing a regular sleep schedule, eating the right foods and avoiding caffeine before bed, removing distractions from the bedroom, limiting screen time, avoiding daytime napping, and being more physically active during the day. It provides tips such as going to bed and waking up at the same time daily, eating tryptophan-rich and carbohydrate-rich foods in the evening, and exercising a few hours before bed. The document recommends making these tips into a checklist and consulting a medical professional if lifestyle changes do not improve insomnia.