Watermelon may be mostly water, but this refreshing fruit contains nutrients. Each juicy bite of watermelon has significant levels of vitamins A, B6 and C, lots of lycopene, antioxidants and amino acids. There are many health benefits of watermelon that are supported by research. Watermelon juice can help to lower blood pressure, for example. The lycopene and other nutrients in watermelon also have been shown to promote heart health and protect against conditions like atherosclerosis. Watermelon is a good electrolyte source, making it ideal for rehydration after exercise. This delicious fruit can also help to ease muscle soreness and reduce inflammation. In addition, watermelon is a low-calorie food that can aid in weight loss. So, the next time you look for a healthy snack, reach for a slice of watermelon.