ADHD Assessment - Why it's Important to Get a Private ADHD Diagnosis Anyone who suspects they be suffering from ADHD but hasn't been diagnosed with it should undergo an ADHD assessment. The process could take up to two sessions, and it's best to bring a family member or friend along. https://cristianmdtra.blogitright.com/29851803/20-quotes-of-wisdom-about-adhd-diagnosis-uk-private