Psychologists Explain Why So Many People Hook Up With an Ex Over the Summer

July 29, 2026 - 18:52

A new survey has revealed a seasonal trend in romance: a significant number of singles report reconnecting with an ex during the summer months. While the phenomenon might seem like a simple case of warm-weather nostalgia, psychologists suggest there is a deeper, more biological explanation at play.

According to relationship experts, the end of a serious relationship can trigger a neurological response similar to drug withdrawal. The brain, accustomed to the steady release of dopamine and oxytocin from a partner, suddenly experiences a deficit. This chemical crash can create intense cravings for the person who once provided that emotional reward. Summer, with its long days, relaxed schedules, and increased social activities, often lowers inhibitions and amplifies loneliness, making individuals more vulnerable to acting on these cravings.

The survey data supports this, showing that the desire to "hook up" with an ex is often driven by a mix of boredom, a sense of freedom, and a hope to recapture past happiness. However, experts warn that this pattern rarely leads to a healthy reconciliation. Instead, it often serves as a temporary fix for the withdrawal symptoms, delaying genuine healing. The key, psychologists advise, is to recognize that the pull toward an ex is a biological and emotional habit, not a sign of destiny. Breaking the cycle requires building new routines and finding other sources of dopamine, such as exercise, hobbies, or forming new connections, rather than revisiting a familiar but often unhealthy past.