This is an interesting perspective. Much of what he says is true. The Hollywood version of war is very different from being there.
Yeah, the body is a chemical machine and if the equilibrium is not right we're in big trouble!..PC wargaming can teach these things at an academic level... Psychological and physical degradation from both internal and environmental stressors cannot be simulated at a game console..my blood sugar level can drop dramatically..but I don't have any day-to-day blood sugar issues. I keep half a dozen four-ounce tubes of cake frosting in my pack and at least one in an available pocket..