The main symptoms of ADHD are listed below with some examples:
| Inattention | Impulsivity | Hyperactivity |
| Forgetful | Doing or saying things before thinking them through | Fidgets or fiddles |
| Loses things | Risky behaviour | Struggles to stay seated for long periods |
| Daydreams | Interrupts conversations | Always on the go as if being driven by a motor |
| Unorganised | Difficulty waiting their turn | Chatty |
| Distracted | ||
| Unable to concentrate | ||
| Lack of focus |
ADHD can present differently for each person. In addition, the symptoms of ADHD can change as we grow older. Please see the page on transition to adulthood for how ADHD can present differently across different ages and stages of life.
ADHD can have a number of comorbidities (conditions associated with ADHD):
Video for younger children
Video for teens and adolescents
Video for parents