Question: how many calories do you burn on a 3 mile hike?
Answer: A 150 pound person with no backpack hiking for 60 mins at 2.5 miles per hour cross country will burn: 351 calories. The same person with a 20lb backpack on hiking at for 60 mins at speed of 3 miles and up up and down hills of 4% incline will burn: 464 calories.