Keep the legs in motion
Use trekking poles
Use a water filter
Avoid carrying excessive water; instead, you can opt for a water filter, which will filter the water available in the water bodies of the trekking trails.
Revitalize your energy
Have snacks while you climb, as it will help you regain your energy. Moreover, try putting sugar in your snack list, as the instant calories contained in sugar will help you regain energy.