9 FOODS FOR BETTER SLEEP Knock yourself out with bananas and spinach Tired and stressed? Join the club. The National Sleep Foundation reports that forty percent of Americans experience some symptoms of insomnia within a given year. Whatever the cause of your sleeplessness, being tired sucks, and it can lead to serious health problems, including heart disease and depression. But before you reach for the latest prescription drug, reach for your fork—or, at the very least, your shopping list. Revamping your diet with these 9 Foods for Better Sleep can go a long way towards improving your rest.