Attention deficit hyperactivity disorder or ADHD often starts in early childhood. But an estimated 4% of adults have the condition—and many of them don't even realize it.

Featured Stories

I Thought My Child Was Just Misbehaving But It Was Really Oppositional Defiant Disorder

When a child is angry, irritable, argumentative, defiant, or vindictive for at least six months, they may receive a diagnosis of Oppositional Defiant Disorder.

13 Tips for Buying Gifts for Children With ADHD

Here are 13 tips to guide you in choosing a present for that special child in your life who has ADHD.

More on ADHD

A Bystander Had the Perfect Response to This Preschooler's ADHD Tantrum

One mom expected rage from fellow shoppers when her child began to act out in a Wal-Mart. What happened instead surprised her—and inspired a Facebook post on stress and compassion that has since gone viral.

12 Reasons to Stop Multitasking Now!

We all do it: Text while walking, email during meetings, and more. But too much juggling can actually make you less efficient. Here's why you'll get more done by multitasking less.