Sexual Intercourse it is said occurs in the head and not between the legs. Sexual intercourse opens up the Dopaminergic Reward Pathway in the brain, and shares the same characteristics as an addiction. Research has shown that Penile-Vaginal Intercourse provides the highest index of satisfaction and contributes to physiological, psychological well-being and bonding. Sexual Healing explains dynamic principles from clinical neuro-psychology to help the reader to navigate through their relationships and shows how to apply these principles to heighten pleasure in intimacy, improve their intimate relationships to establish and promote happiness and longevity.