Why 'Fibermaxxing' May be the One Social Media Trend to Follow
Why 'Fibermaxxing' May be the One Social Media Trend to Follow  
Podcast: The Brian Lehrer Show
Published On: Fri Apr 17 2026
Description: "Fibermaxxing" is the latest social media nutrition trend. Trisha Pasricha, MD, MPH, assistant professor of medicine at Harvard Medical School, director of the Institute for Gut-Brain Research at Beth Israel Deaconess Medical Center, the “Ask A Doctor” columnist for The Washington Post and the author of the new book You’ve Been Pooping All Wrong (PRH/Avery, 2026), talks about the major health benefits of eating plenty of fiber, and how to do it. Photo: A bowl of cereal with berries. (Credit: U.S. Food and Drug Administration via Wikimedia Commons)