Dr. Oz investigates the popular protein-packed diet that promises big results! Find out if going Paleo is right for you and get a full day of delicious Paleo-friendly meals.

View Part 2 of The Paleo Diet Craze.

View Part 3 of The Paleo Diet Craze.

Read the Paleo Diet Playbook.

Make Nell Stephenson's Paleoista recipes.

Try these Paleo recipes from Dr. Oz viewers.

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.