Amyotrophic lateral sclerosis (ALS) is a progressive neurodegenerative disorder that is marked by fasciculation, spasticity and progressive weakness of muscles, and results in difficulty speaking ...

On October 8, a Quarter Horse gelding in Iowa County, Wisconsin, tested positive for West Nile virus (WNV) after developing clinical signs on September 30, including hind limb ataxia. He is currently ...

Narcolepsy is a chronic brain disorder that disrupts sleep-wake cycles. People with narcolepsy may feel refreshed after waking but often become very sleepy during the day—this is called excessive ...