Category: introvert

There’s a sleep disorder called “long sleeping” in which the affected person needs at least 10 to 12 hours of sleep a night. It has been linked to introverted personality types, and it affects only about 2% of the world population.

A Yale study suggests that sad, lonely introverts are natural born social psychologists. It found that introverts who are prone to melancholy are exceptionally good at accurately assessing truths about human social behavior, without formal training or tools.