I thought the theory was that a body can ABSORB about 250-300 cals/hr.
Yep, you are right. You did a better job of explaining it.
"Life is not a journey to the grave with the intention of arriving safely in a pretty and well preserved body, but rather, to skid in broadside thoroughly used-up, totally worn out, and loudly proclaiming: WOW WHAT A RIDE!!!!"