The Wellcome Trust (UK) - The world's largest medical research charity. Offers UK and international research grants, and a range of education and arts initiatives to promote public understanding of science.
Association of Medical Research Charities - Information about member charities; assistance for grant applicants; representation of the work of the members.
Wallace and Gromit's Children's Foundation - A national charity which raises funds to help improve the quality of life of sick children in hospitals and hospices across the UK, predominantly through Wrong Trousers Day.
Friends of Chernobyl's Children - An ecumenical group working to help disadvantaged children who are suffering from the aftermath of the chernobyl accident. Sponsor a child or become a host family.
Sparks (Sport Aiding Medical Research for Kids) - Fundraising for research on medical conditions affecting babies and children. Information about their programme, projects supported, and contacts.