Personally the change that has helped me the most has been mental. I used to feel "guilty" of going to bed early, not working to exhaustion. Now I view sleep as

Personally the change that has helped me the most has been mental. I used to feel "guilty" of going to bed early, not working to exhaustion. Now I view sleep as something to enjoy. Just letting go of that guilt has me sleep a lot better. From being a light sleeper I have gone to be able to sleep through my housemates blaring loud music.