The word "macrobiotic" is Greek and means "long life" or "great life." This diet is a a strict diet that is a philosophy of life and a regime of food. It originated in Japan and emphasizes a balance of food, with a focus on locally grown whole grain cereals, fish, vegetables, seaweed, fermented soy products and fruit. Some studies have shown that this diet can have a positive effect on fighting cancer and melanoma, and many people have testified to its benefit in their battles with cancer.