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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.
One Step Beyond: Cataplexy (2:46)
On Discovery Channel's "One Step Beyond," meet a woman who was declared dead three times and woke up in a morgue twice. Alison Burchell suffers from cataplexy, a rare form of narcolepsy, that causes paralysis and makes vital signs virtually... More »

