argues that love is not just a feeling but a biological process driven by neurochemistry. She explores how the brain changes during different stages of a relationship, from initial attraction to long-term commitment. Barnes & Noble Core Arguments and Themes The Four Phases of Love

: Driven by norepinephrine, creating excitement and alert energy.

: Described as a "losing your mind" phase where judgment is often clouded.

: Dominated by dopamine, which creates an addictive-like craving for the other person. Falling in Love