Integrative Medicine for the Underserved supports providers who care for the underserved. This site includes an amazing toolkit as well as information on conferences and other resources for practitioners.
Medline Plus is sponsored by the United States National Institutes of Health. It provides useful and reliable information in English and Spanish on most medical conditions you may have questions about.
The Environmental Working Group provides useful information about health and the environment. Visit their site to learn about which fruits and vegetables are best when purchased organic and which ones are less likely to have contaminants, even if they are not organic.