Hearing loss is a huge problem for active-duty service members and veterans alike, but the military has done very little in the past to preempt auditory damage beyond issuing earplugs to troops downrange. Instead, the responsibility falls on the Department of Veterans Affairs to provide medical treatment and compensate veterans grappling with service-connected auditory issues.
Benjamin Franklin nailed it when he said, "Fatigue is the best pillow." True story, Benny. There's nothing like pushing your body so far past exhaustion that you'd willingly, even longingly, take a nap on a concrete slab.