High IQs are associated with mental and physical disorders
> <i>It’s also possible that people who join Mensa differ from other people in ways other than just IQ. For example, people preoccupied with intellectual pursuits may spend less time than the average person on physical exercise and social interaction, both of which have been shown to have broad benefits for psychological and physical health.</i><p>Is Mensa really an "intellectual pursuit"? I'm not sure exactly what Mensa does, but maybe people insecure enough to join an IQ-restricted club are more likely to be those who suffer from setbacks in other parts of their lives.