You don't have to adopt the extreme 1980s fad diet to enjoy the health benefits of grapefruit and watch your waistline shrink. Although this sweet and tangy fruit is mostly known by its diet reputation, it is actually loaded with health benefits (like the cancer-fighting antioxidant lycopene and vitamin C) and is versatile enough to be enjoyed as a treat beyond breakfast. It's considered a fat-burning food that can kick-start your metabolism, so there is no reason to let this fruit be deemed an '80s has-been. Since it's currently in season, here are four reasons why grapefruit can help you lose weight.