AdvertisementWhen Efforts To Eat 'Clean' Become An Unhealthy ObsessionOctober 07, 2019April FultonfacebookEmailOrthorexia occurs when people become so fixated on the idea of eating "cleanly," or choosing only whole foods in their natural state, that they end up imperiling their physical and mental health. Sometimes this means missing critical nutrients or not getting enough calories. (Meredith Rizzo/NPR)