A non-profit organisation based in Cleveland Ohio whose objectives are to raise awareness of the condition. Features educational material, FAQs, support groups and a message board.

A site intended to provide general educational information about SCD, including causes, clinical trials, coping skills, and complications.

A message board community for sickle cell patients support, source and socialization.

Patient-oriented information.

Educates the public about sickle cell disease and provides support for carriers of the trait and their families.

Current information for health care providers, patients, the public, teachers and others with online treatment guideline books, a tutorial, multiple links to other sickle cell sites and a directory of clinics in the US.

A UK-based charity which provides care and information. Site includes research findings, pain management techniques, and teaching resources.