ADHD Diagnosis A diagnosis of ADHD can help people discover the reason they are unable to complete certain tasks and activities. It can also boost self-esteem and assist them in finding efficient treatment strategies. People in England have a right to access an adult ADHD assessment service from the NHS. https://yokeknot50.werite.net/a-sage-piece-of-advice-on-adhd-private-assessment-from-an-older-five-year-old