
Amyotrophic lateral sclerosis (als or lou gehrig's disease) is a disease of the nervous system. Learn how to find al anon meetings near you. Amyotrophic lateral sclerosis, or als, is a disease that attacks the nerve cells in your brain an. The brain loses the ab. Risk factors may be genetic and related to environmental factors. Amyotrophic lateral sclerosis, also known as lou gehrig's disease, displays...