How to stop cravings in 10 minutes or less. Can smart gum really boost your brainpower? We put it to the test. Plus, can orange juice boost your alertness and is juicing a cure-all or just another health fad? Also, Terry Crews shows you which exercise gadgets are a fix or fail!

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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