According to the American Heart Association, 30 to 60 minutes of swimming 4 to 6 days a week can help individuals both lose weight and reduce health risks such as stoke, diabetes and heart disease. Unlike running, biking, and many other forms of cardio, swimming provides a full body workout.
According to Koslo, backers of the grapefruit diet and using grapefruits or grapefruit juice to lose weight in general claim that the fruit has powerful metabolic properties that help to ignite fat loss.
Grapefruits are an excellent source of vitamin C (important for wound healing and iron absorption). Pink grapefruit also contains the antioxidant lycopene, which gives it its' beautiful pink hue. Studies have shown that there is less risk of prostate cancer in people who eat diets rich in lycopene.