A wider definition of attention deficit hyperactivity disorder (ADHD) is causing inappropriate diagnosis and unnecessary and possibly harmful medical treatment costing up to $500 million in the United ...

ADHD stimulants may improve performance not by sharpening focus, but by making the brain more awake and motivated.

ADHD stimulants appear to work less by sharpening focus and more by waking up the brain. Brain scans revealed that these ...

The prevalence of attention-deficit/hyperactivity disorder (ADHD) has increased with each new edition of the American Psychiatric Association's Diagnostic and ...

Dear Dr. Donohue: My daughter has ADHD (attention deficit hyperactivity disorder). I have no idea what it is. I understand she had it since she was a child. Can anything be done for her now? She's in ...

It’s unclear exactly what causes ADHD. But doctors believe it’s linked to problems with how your body processes certain brain chemicals called neurotransmitters, mainly dopamine and norepinephrine.

I toured the White House to see Melania Trump's Christmas decorations. The East Wing is no more, but the display was still dazzling. My dad died and I just learned he paid off my school tuition with ...