Medicine 2.0 is the annual open, international conference on Web 2.0 applications in health and medicine, also known as the World Congress on Social Networking and Web 2.0 Applications in Medicine, Health, Health Care, and Biomedical Research. The congress is organized and co-sponsored by the Journal of Medical Internet Research, the International Medical Informatics Association, the Centre for Global eHealth Innovation, CHIRAD, and a number of other sponsoring organizations.