Primary lateral sclerosis (PLS) is a motor neuron disease variation of ALS (amyotrophic lateral sclerosis) but far more rare. PLS refers to patients who seem to have disruptions with only upper motor ...

Locked-in syndrome is a neurological condition that causes paralysis of all voluntary muscles except those controlling the eyes. A person cannot speak or move but is conscious. This article explores ...

ALS and nerve injury symptoms may feel similar. However, ALS is a progressive condition, and the symptoms people may experience typically worsen over time. In some cases, nerve injuries may trigger ...

Primary lateral sclerosis (PLS) is a rare neurological disorder. It may take several years for a doctor to diagnose PLS. While there’s no cure, treatments can help improve quality of life. Primary ...