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How Tourette syndrome Works (3:03)
Tourette syndrome is a neurological disorder that causes individuals to have physical and vocal tics -- and it affects more people than you might think. To learn more about Tourette syndrome, check out this HowStuffWorks video.
What Causes Bruxism? (0:59)
Watch this video about bruxism on HowStuffWorks. Bruxism, or the grinding of teeth during sleep, can be a multi-causal phenomenon. Learn how to treat this condition and practice healthy oral behavior in this video from the American Dental... More »
Treating Huntington's Disease (1:57)
Watch this video about treating Huntington's disease on HowStuffWorks. Scientists have successfully treated Huntington's disease in mice, and now they are looking to ways they can treat the disease in humans. See how treating Huntington's disease... More »
Human Atlas: Epilepsy (1:06)
Epilepsy is a seizure disorder in which there is a sudden and temporary change in the way that the brain functions. Learn more about epilepsy in this video.
Paul and Nancy: Death and Bereavement (31:31)
As her brother, Paul, lies in a coma, Nancy's bedside vigil dramatically portrays her efforts to reach him, her own misery and feelings of helplessness, and her final realization that he may die in spite of all the love she feels for him.

