Dr. Carl Hart and Dr. Drew Pinsky debate whether marijuana use leads to addiction to other drugs.
01:59 min
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In Food: What the Heck Should I Eat? Dr. Mark Hyman takes a close look at every food group and explains what we've gotten wrong, revealing which foods nurture our health and which pose a threat. From grains to legumes, meat to dairy, fats to artificial sweeteners, and beyond, Dr.