While often seen during the summertime, watermelon can be bought year round, it’s always summer somewhere, right? You can enjoy this fruit and the nutrients it brings, especially if you’re having trouble sleeping. Watermelon is a source of lycopene, the same item found in tomatoes that earns tomatoes such a healthy reputation. Watermelon is also a great food to enjoy when you are watching your weight, or trying to lose weight. It’s been dubbed a superfood on many top food lists, thanks to its well-rounded nutrient content.