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.
If you’ve served in the military you understand stress intimately. The amount of shit you put up with in the service varies, or takes different forms depending on what your job is, who you work for, or what branch you’re in. But, the key thing is that military service comes with stress, especially for those of us who enlist.