More than 60 percent of children with ADHD still exhibit symptoms as adults. But for many people, ADHD symptoms decrease or become less frequent as they get older.

That said, treatment is important. Untreated ADHD in adults can have a negative impact on many aspects of life. Symptoms such as trouble managing time, forgetfulness, and impatience can cause problems at work, home, and in all types of relationships. Find out more about the signs and symptoms of ADHD in adults and how they can impact your life.

One in 10 children between ages 5 to 17 years receives an ADHD diagnosis, making this one of the most common childhood mental disorders in the United States. For children, ADHD is generally associated with problems at school. Children with ADHD often have trouble succeeding in a controlled classroom setting.

Boys are more than twice as likely as girls to receive an ADHD diagnosis. This may be because boys tend to exhibit hallmark symptoms of hyperactivity. Although some girls with ADHD may have the classic symptoms of hyperactivity, many don’t. In many cases, girls with ADHD may:

Many symptoms of ADHD can be typical childhood behaviors, so it can be hard to know what’s ADHD-related and what’s not. Learn more about how to recognize ADHD in toddlers.