Attached by Amir Levine and Rachel Heller explores the science of attachment theory and how it shapes relationships. The book identifies three main attachment styles—secure, anxious, and avoidant—and offers insights into how these styles influence behavior in romantic relationships. By understanding one's own attachment style, readers can improve communication, manage conflicts, and form stronger, healthier relationships. Attached is a practical guide for those looking to navigate the complexities of love and build lasting emotional connections.