Our five senses--sight, sound, touch, taste, and smell--can feel intrinsically linked to who we are. But when aspiring chef Molly Birnbaum lost her sense of smell in a traumatic accident, she resolved to get it back through smell training and learning how our olfactory systems are connected to the brain. In this episode of Proof, Editor-In-Chief of ATK Kids Molly Birnbaum, walks us through her journey, and talks to others who lost their sense of smell--from Covid-19 and other causes--along the way.