Brand new science is questioning whether egg yolks may pose a health risk and it has nothing to do with cholesterol. Should we be concerned? We investigate. Plus, what really goes into a hot dog and do they really cause cancer? We break down this American staple and reveal if there’s a healthier dog.

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.

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