Description This is the U.S. government's clearinghouse for information about clinical trials. You can search for clinical trials at this site as well as glean information that you should know - yes, should know - for your own health, before signing up to participate.
Description An excellent site with information for seniors, information about medicines and supplements (herbal and otherwise), and lots of interactive tools.
Description Part of the United States FDA, healthfinder® offers lots of educational and interactive material including reliable drug and health information.