This article is full of useful information regarding migraines which are extremely painful headaches. Discussion includes what they are, the causes, the symptoms, diagnosis, prevention, and treatment. Includes a [2:14] video.

Extensive mental health information on a variety of topics dealing with multi-infarct dementia.

From MedlinePlus, a video tutorial featuring information on Parkinson's Disease with accompanying text. Includes closed captioning option. [0:24]