What is motor neuron disease?

Neuromuscular diseas: A disease that affects were the nerves going to the muscle originate from. Als or lou gehrigs disease is the most common seen.

Motor neuron disease: Motor neuron disease is a group of poorly understood degenerative conditions of the nervous system. The one known most commonly is amyotrophic lateral sclerosis, better known as lou gehrig's disease. The disease causes the nerves supplying muscles in the spinal cord to die off gradually causing progressive weakness in the limbs and the face including swallowing muscles.There is no cure at this time.