Here is a listing of useful online resources
Healthfinder.gov is a solid resource that features an encyclopedia of unique health related information categorized alphabetically. The information is update periodically from the U.S. Department of Health and Human Services
MedlinePlus is another good resource with health information supplied by the U.S. National Library of Medicine and from the National Institutes of Health
Health Connection Magazine, is a quarterly publication of Ministry Health Care that features regular health topics and topical health information.