When It arrives exclusively to amyotrophic lateral sclerosis (ALS), also called Lou Gehrig’s sickness, veterans who present active, steady assistance of 90 times or even more usually are presumed to acquire made the disorder due to their armed service company. believable, credible - effective at getting believed; "wholly credible testimony"; https://www.repforvets.com/more-cancers-now-presumptive-for-service-connection/