Many people feel devastated after their favourite team loses. Sometimes they have trouble sleeping. That raises some legitimate questions: Why suffer? Is it even rational to be a sports fan? Recent research suggests that it might not be. On average, soccer, the most popular sport on the planet, makes people a lot less happy. The lesson is that if you’re strongly attached to your local team, you might be better off if you decide to disengage — starting right now.
Peter Dolton and George MacKerron of the University of Sussex linked several large data sets. To measure people’s happiness, they used