Research shows that children often do not outgrow the symptoms as they mature, although many learn to compensate. According to Thomas Phelan, Ph.D., there is also strong evidence for a familial or genetic link. Diet may also be a factor for some persons. A diagnosis is usually made, however, on the basis of recognized impairments in social and personal interaction and functioning - usually by a certified physician or by a psychiatrist, psychologist or social worker. The adult sufferer may be relieved and better able to understand previous problems in life.
External support is incredibly helpful.
Read books, go to conferences, talk to other people with ADHD, or go to a local support group. The bottom line is that ADHD is a challenge, not an excuse. An ADD case study. Family Today Inc. This videotape is available here .