Your Bodys Real Age

Do all of your cells get switched out for new ones every seven years or so Does anything remain with you throughout your entire life That s the question posed on the NPR podcast Invisibilia by cohost Lulu Miller. Listen to their episode (exploring the constancy of personality) here: Produced by Adam Cole and Ryan Kellman Senior Editor and Wardrobe Consultant: Geoff Brumfiel Supervising Editor: Anne Gudenkauf Key Grip: Kristin Adair