Is There Anything You Can Do to Prevent ALS?

ALS is a little trickier. Unlike Alzheimer's, this is one where there's not something that I can tell you to do that's going to keep you safe from developing ALS. The folks I met with ALS were every age. A 25-year-old in medical school had it, a 65 year old vet had it,. And it was all over the place. "I learn so much about how to be a better person from each of the stories that I read," Lisa Ling says.