Read the description of the purpose of the sponsoring organization. Search for a statement of the sources of funding of the site. Check for clear documentation of the original source of the information. Be alert for bias in the way information is presented. Check for the date of information.
Medical information is outdated quickly.
Find Webmaster's email address easily throughout the site. Look for mailing addresses and telephone numbers of the organization, addition to an email address. This seal indicates that the site subscribes to the voluntary principles of this foundation that exists to encourage reliable and credible health information on the Internet. Don't trust a site willing to give you a virtual diagnosis. Make sure the information in the site is designed to support and not replace your relationship with your health care provider.