The heart wants what the heart wants, yet how important chemistry is to sex and love. What makes someone sexy? Is it a physical type that excites you? Someone's scent that invites you? Pheromones are chemistry and so is oxytocin. Let's talk about what makes who sexy to you. What you want to share is entirely up to you! First we'll take about sex, then we'll move on to love. Join Sherri and Gordon for this chicken-egg discussion and let's debate which comes first.