Scent may seem like an afterthought in a digital world that bombards us with audio and visual stimulation, but this is a relatively new development. For millions of years, our sense of smell has been at the forefront of how we identify ourselves, distinguish friend from foe, and navigate the world around us. We are biologically hardwired to remember scents, to attach potent memories and feelings to them, and covet their presence. Does it make any sense, then, to neglect our own scent?