Risk Factors For ALS

Heredity. This cause of ALS is called familial ALS, and children of people affected with ALS have a 50-50 chance of developing the disease. Studies also found many similarities in the genetic variations between people with familial ALS and some people with the noninherited type.

Age. ALS risk increases with age and is most common with ages between 40-60 years old. Children are rarely affected but can develop the disease later on.

Sex. Men are more prone to getting ALS before the age of 65. After that the sex difference dissapears.