Embark on a captivating exploration of the past in this month's episode of "One Word," as we dive into "nostalgia."  Join us as we go deep into the realms of memory, emotion, and the fascinating ways our senses can transport us back in time. Join us as we unravel the history of nostalgia, once regarded as a disease, and uncover the science behind why our brains have such powerful nostalgic reactions. From the smell of an old book to the taste of a childhood treat, discover the intricacies of nostalgia and how it shapes our perception of the world around us. Don't miss this insightful journey into the essence of reminiscence and the profound impact it has on our lives.