The criteria are:

• Currency: Timeliness of the information.
• Relevance: Importance of the information for your needs.
• Authority: Source of the information.
• Accuracy: Truthfulness and correctness of the information.
• Purpose: Reason the information exists.

The following are unreliable sources because they require confirmation with a reliable source: Wikipedia: although this is a good starting point for finding initial ideas about a topic, some of their information and attached resources may not be reliable. Blogs, tweets. Personal websites.

Beware of sources on the internet that look like reputable magazines, and newspapers, but don’t have reliable content. Websites and blogs – can be reliable or unreliable, hoaxes or sincere misinformation.

Examples of sources that have reliable health information:

• Centers for Disease Control and Prevention.
• National Institutes of Health.
• American Heart Association.
• American Cancer Society.

WebMD’s about page states they get their information from, “the latest medical findings published in peer-reviewed medical journals, such as The Journal of the American Medical Association, The New England Journal of Medicine, The Lancet, Pediatrics, Diabetes Care, Circulation, and many others.”…

MedPage Today is a trusted source for clinical research news and national healthcare policy coverage. Healthcare professionals can rely on free continuing medical education and expert insights.

J2 Global

MedPage Today bills itself as “a trusted and reliable source for clinical and policy coverage that directly affects the lives and practices of health care professionals.” We think that’s generally true of the site’s high-quality journalist-written news content….

MedPage Today is a web-based medical news service provider which caters recent clinical news from relevant domain, scientific conference coverage, etc., primarily for medical and health professionals.

j2 Global

Nancy Walsh, Senior Staff Writer She has written for various medical publications in the United States and England, including Patient Care, The Practitioner, and the Journal of Respiratory Diseases, and for nearly ten years was the New York Bureau Chief for the International Medical News Group.

Wikipedia can be edited by anyone at any time. This means that any information it contains at any particular time could be vandalism, a work in progress, or just plain wrong. However, because Wikipedia is a volunteer-run project, it cannot monitor every contribution all the time. …

All in all, is WebMD trustworthy? It depends on which page you land on and what you’re looking for. The site may be an okay starting point for information, like Wikipedia. But the information isn’t always reliable, and unlike Wikipedia, the site’s business model relies on the same industry it reports on….

One of the premier peer-reviewed clinical journals in general and internal medicine, Mayo Clinic Proceedings is among the most widely read and highly cited scientific publications for physicians.

The site could not provide any example where an editor’s financial interest in a product was mentioned in a Mayo Clinic article. These potential conflicts of interest aside, MayoClinic.org provides credible, well-sourced health information, with its articles reviewed by doctors and other medical professionals….

U.S. News & World Report Best Hospitals Rankings Mayo Clinic Hospital — Rochester was once again named the No. 1 hospital in the nation, according to U.S. News & World Report’s 2020-21 “Best Hospitals Honor Roll.” Mayo Clinic ranked No. 1 in Minnesota, Arizona and Florida.

The Mayo Clinic and Johns Hopkins are arguably two of the world’s leading institutions of medicine and science. Both are consistently ranked among the best medical providers in the country, and both conduct extensive medical and scientific research which keeps them at the forefront of innovation….

It’s important to acknowledge the elephant in the room: Mayo Clinic, as a leading academic medical center, is still an expensive place to receive care….

With a focus on caring for patients with serious, complex illnesses, Mayo Clinic operates in five states and cares for more than one million people a year, from all 50 states and nearly 140 countries. Mayo Clinic is ranked #1 in the nation by U.S. News and World Report.

Mayo Clinic receives about $634 million in research funding from the government, foundations, industry groups and benefactor gifts. As of 2012, Mayo Clinic’s research personnel included more than 3,000 students, allied health personnel, physicians and medical scientists….