Nosh on the go. Take an easily accessible source of carbs with you. Sports drinks, gels, and energy bars can all help keep blood glucose levels steady and prevent "bonking," but so do more palatable snacks like trail mix, granola bars, and peanut butter sandwiches.
Reward yourself**. Particularly if you're venturing forth into cold weather, high altitudes, or other grueling conditions, you may find a well-timed dietary treat like a candy bar provides not only the energy your body craves but also a real psychological boost.
Banish food guilt.** "Most guys can easily consume 3,000 to 4,000 calories a day on one of our hunts and not gain weight," says outfitter Sallee. "In fact, their bodies typically get harder in the process." She believes that the best nutritional advice of all comes not from diet books or scientific studies but instead from listening closely to what your body tells you it needs. "When you're out in the wilderness and working hard," she concludes, "it's so much quieter and you can pay attention to these messages."