On average, women diagnosed with attention-deficit/hyperactivity disorder died almost nine years earlier, while men died almost seven years earlier, the U.K. study found.

A large study of adults with ADHD found that 60% of these individuals reported some type of sleep disorder. Specifically, 36% reported having problems falling asleep (delayed sleep onset), 31% reported insomnia,

Having attention deficit hyperactivity disorder is associated with a shorter life expectancy and a greater risk of mental health issues, a new study has found.