More anecdata: For moderate exercise (like maybe an hour on an elliptical) I feel the same. Going past that, into the a few hours of exercise or possibly 90 m

More anecdata: For moderate exercise (like maybe an hour on an elliptical) I feel the same. Going past that, into the a few hours of exercise or possibly 90 minutes of really intense exercise, I might feel ravenous again. Running a marathon? Eating a horse.