Nobody knows how a person get’s it but it can happen to any adult at anytime of their life. They think it is linked to a “familial” meaning family. It is a chromosomal error because the 23rd paired chromosome is usually a sex chromosome and it differs from male to female. The meaning of Amyotrophic Lateral Sclerosis is a= absence of, myo= muscle, trophic= nourishment, lateral= side (of spine), sclerosis= hardening or scarring. It is an autosomal dominate. It means it’s just as equal for the disease to happen to both males and females. ALS is