This site is very informative, which ever diseases you click-upon (I wish you don’t have one),.
... it gives you the video explanation !!!!
Interactive Sites on Medical Information
The tutorials listed below are interactive health education resources from the Patient Education Institute. Using animated graphics, each tutorial explains the procedure or condition in easy-to-read and understand language. You can also listen to the tutorial.
JUST CLICK ON YOUR PREFFERED AILMENT
These tutorials require a special Flash plug-in, version 6 or above... If you do not have this in your PC, you will be prompted to obtain a free download of the software before you start the tutorial.