ADDers.org - A national resource covering adult and child ADD/ADHD; includes information on the condition and relevant research, listings of local support groups and events, news and discussion forums.
ADHD (Hyperactivity) - Information from the British Medical Association; includes definitions, explanations, with information on diagnosis, treatment and prognosis.
ADHD UK Alliance - Campaigning to raise awareness, influence policy and improve services for children, parents, families and adults affected by ADHD. Offers background information, and their newsletters (in PDF format).
All About ADHD (Attention Deficit Hyperactivity Disorder) - A booklet published by the Mental Health Foundation, available online, as a PDF to download, and in a print version. Covers definition, diagnosis and causes, medication and diet, and how sufferers can be helped.
Attention Deficit Hyperactivity Disorder - BBC Health summarises current knowledge about the condition and treatment strategies. Includes a listing of sources for further advice.
The Behavioural Futures Group - Provides training and consulting solutions for professionals working with individuals with attentional, behavioural and learning problems. Includes a range of articles, a newsletter, and details of training workshops.
Tinsley House Clinic - A private clinic specialising in the treatment of ADD, ADHD, dyslexia and dyspraxia; includes information about the conditions, services offered, and case studies. [Beaulieu, Hampshire]