That is 12lbs/wk! 2lbs/wk (-1000 cal/day) is considered a harder weight loss diet to maintain! That means he had a 6000 calorie deficit per day. Backpacking

That is 12lbs/wk! 2lbs/wk (-1000 cal/day) is considered a harder weight loss diet to maintain! That means he had a 6000 calorie deficit per day. Backpacking all day can give you a 4000-6000cal burn per day[1], so if he kept up something like a 2000cal/day diet and not conk out, then I could see that. [1] https://www.outdoors.org/articles/amc-outdoors/how-many-calories-do-you-burn-backpacking/ https://www.outdoors.org/articles/amc-outdoors/how-many-calo...