With the keto diet, you can get in the best shape of your life, fight cancer, and wipe out diabetes forever. The average American today is what nutritionists call "a sugar burner." We ingest carbs for breakfast, so our blood sugar goes up quickly then comes crashing down before lunch, when we get our next carb fix. Thanks to Noakes and other Keto Diet supporters, a growing number of athletes today prefer to be in that state at all times. Last year, Noakes published his fourth book,…