Carpal tunnel syndrome is a condition that interferes with the use of the hand. It is caused when pressure is put on a nerve that runs through the wrist. This animation explores the structure of the wrist and shows how carpal tunnel syndrome can develop. (1 min 49 s)
Source: WorkSafeBC
Disc Protrusion (Video)
Your spine is made up of a series of bones separated by small cushions called discs. If a disc is strained beyond its limit, it can bulge or rupture and put pressure on one of the spinal nerves. This painful condition is called disc protrusion. This animation shows how disc protrusion can develop. (2 min 07 s)