This site is an excellent source of photographs, illustrations and videos related to public health. It has a large number of...
This site is an excellent source of photographs, illustrations and videos related to public health. It has a large number of available pictures which are easily searchable using keywords. For example, using the keyword immunization there are a total of 309 images, of which 261 are public domain photos. The keyword vaccination yielded 572 images, of which 501 are public domain photos and five are public domain videos. Here are a few other examples: AIDS 227 images; influenza 133 images; salmonella 49 images; nutrition 124 images; blood pressure 24 images; mosquito 617 images.There are many ways to search the database, other than simple keywords. These ways include within date ranges, by type of image, by phrases, and searches with searches to narrow the scope of a search. One may also narrow a search by sorting within Medical Subjects Headings (MeSH) from the National Library of Medicine.As the web site states, the images are: Available free of charge; Print quality; Accessible through the Internet to both Macintosh and PC users; Copyright cleared (with few exceptions) All give the source information, and in some cases extensive descriptions.It s hard to imagine a more useful source of images and related teaching materials.Technical Remarks:The pictures can be saved easily by right-clicking on the picture and choosing either copy or save picture as Many of the photos are high resolution pictures suitable for any sort of teaching medium so you also have the option of downloading the high resolution version.