Sleep is often treated as something separate from mental health. When someone has trouble falling asleep, wakes repeatedly during the night, or feels exhausted in the morning, the problem may seem purely physical or related to a busy schedule. But sleep and mental health are closely connected. A difficult night can leave someone irritable, distracted, emotionally drained, or less able to handle...

Did you know that many adults live for decades with undiagnosed ADHD simply because they were never the "disruptive kid" teachers worried about? Research suggests that a significant number of adults with attention-deficit/hyperactivity disorder go unrecognized well into adulthood — often because they learned, early and quietly, how to compensate. High-functioning ADHD in adults describes...