Have you ever wondered how different optical illusions work? This fun, informative, and very cool website developed by ophthalmologist Dr. Michael Bach of the University of Freiburg's Medical School introduces 48 interactive visual illusions and phenomena. The illusions are animated and accompanied by explanations that help visitors make sense of their perceptual responses. Major illusion...

Members of the public health community and those from the world of urban planning have teamed up to create the Active Living By Design program, and by extension, this fine website. With funding from the Robert Wood Johnson Foundation and an academic home at the University of North Carolina at Chapel Hill School of Public Health, the program was created “to increase physical activity through...

The American College of Allergy, Asthma & Immunology (ACAAI) is a professional association composed of close to 5,000 immunologists and allergists "dedicated to improving the quality of patient care in allergy and immunology through research, advocacy and professional and public education." In alignment with its educational goals, ACAAI offers a variety of online information about allergies and...

As a division of the American Heart Association, the American Stroke Association "focuses on reducing disability and death from stroke through research, education, fund raising and advocacy." For the general public, the Stroke Association website features sections that address different aspects of stroke care, basic information about strokes, and links to stroke programs. Health professionals will...

Established in 1902, the American Urological Association (AUA) works to "promote the highest standards of urological clinical care through education, research and in the formulation of health care policy." In line with the educational component of its mission, AUA developed this website as an information resource for patients. The website offers sections for both Adult and Pediatric Conditions....

Anatomy truly gets interactive via these collection of fun and engaging games, videos, and other multimedia excursions. The site was created by Ben Crossett, a science teacher in Australia. Several years ago, he decided to craft some new resources like "Poke a Muscle" and "Whack-A-Bone" that would be both entertaining and educational. Visitors can look at the Games By Body System to get started,...

Anatomical drawing and illustration has been an important tool of doctors and physiologists since the time of Galen. The University of Virginia's Claude Moore Health Science Library has created this breezy and informative tour through the history of anatomical study and drawing and placed it here for use by the general public. First-time visitors will want to take in the "Brief Essay on Anatomical...

William Shakespeare was happy to write about blood, bile, melancholy, and phlegm at length. During his time, balances of these four humors were thought to affect physical and mental health, along with defining individual personalities. These humors bred the emotions of anger, grief, hope, and fear, all of which can be found in Shakespeare's works in varying intensities. This digital exhibit from...

There are some sites that cover the world of eyeglasses and related ocular devices, and then there is the site maintained by retired ophthalmologist Dr. David Fleishman. On his site, Fleishman brings together spectacle-related material about art, history and collecting all in one place. First-time visitors should stop by the "Introduction & News" area to learn about the overall scope of the site...

The BBC has created this fine site to provide the curious visitor with a plethora of insights into the relationship between the human body and mind. In the Body section, visitors can take on a number of fun challenges in order to learn more about the muscles, skeleton, and the nervous system. Moving on, The Mind area contains a range of self-guided surveys that explore human emotion, memory...