Find out about the final step of Dr. Oz's Transformation Nation -- a healthy BMI. Learn the 5 rules every family should follow for weight loss success. Plus, get the recipe for a healthy dish the whole family can make together.

Click here for Part 1 of The Secret to Weight Loss for a Lifetime.


Click here for Part 3 of The Secret to Weight Loss for a Lifetime.

Click here for Weight Watchers' Ham and Turkey Stromboli recipe.

Click here to calculate your BMI.

Want to help lower your risk of getting cancer? The answer could be in the food you eat! Dr. John Whyte, chief medical officer at WebMD and the author of "Take Control of Your Cancer Risk," says there are three kinds of foods that could really help prevent cancer: garlic, fish and grapes. And what three kinds of foods should you avoid? Red and processed meats, refined grains, and alcoholic and sugary drinks. Watch the videos below to learn more about how food could be connected to your cancer risk.