What Is Attention Deficit Hyperactivity Disorder (ADHD)? Many people have heard of ADHD. It may make you think of kids who have trouble paying attention or who are hyperactive or impulsive. Adults. The causes of attention deficit hyperactivity disorder (ADHD) are unclear, but the condition often runs in families. There appears to be a genetic and neurobiological basis for ADHD. Usually, adults with the predominantly inattentive form of ADHD first developed it during childhood and adolescence.
Adult Attention Deficit Hyperactivity Disorder (ADHD) is a relatively common, often unrecognized condition. It affects % of U.S. adults, but most adults with ADHD live with the symptoms and suffer the often-devastating effects of ADHD in their lives without identifying the source of their struggles.