An ongoing debate over which foods are most healthy is the subject of Dr. Mark Hyman's latest book, "Food: What the Heck Should I Eat?" Hyman, who directs the Center for Functional Medicine at the Cleveland Clinic, joins "CBS This Morning" to break down diet myths.

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Delivered by Norah O’Donnell and Gayle King, "CBS This Morning" offers a thoughtful, substantive and insightful source of news and information to a daily audience of 3 million viewers. The Emmy Award-winning broadcast presents a mix of daily news, coverage of developing stories of national and global significance, and interviews with leading figures in politics, business and entertainment. Check local listings for "CBS This Morning" broadcast times.