11.   Epilepsy is a nervous disorder that is characterized by seizures of excessive brain activity and convulsions, which can lead to mental and physical dysfunction.

12.   Exposure to lead has been linked to learning disabilities and developmental disorders in children, as well as hypertension and nervous disorders in adults.

13.   His last research project focused on a severe nervous disorder suffered by villagers in Bangladesh, India and Ethiopia.

14.   American veterans and many Vietnamese have blamed a variety of illnesses, including birth defects, cancers and nervous disorders, on exposure to the defoliant.

15.   American veterans as well as many Vietnamese have blamed a variety of illnesses, including birth defects, cancers and nervous disorders, on exposure to the defoliant.

16.   He told the court Pailthorpe suffers from a nervous disorder that requires medication.

17.   It is also used to treat nervous disorders.

18.   Lead exposure has been linked to developmental disorders and learning disabilities in children and high blood pressure and nervous disorders in adults.

19.   The incurable disease is called feline spongiform encephalopathy because it eats tiny holes in the brain and causes nervous disorders.

20.   There are fears in Britain that mad cow disease could be linked to human cases of Creutzfeldt-Jakob Disease, or CJD, an incurable degenerative nervous disorder.