Regularly being sweaty/dirty/exhausted from exertion and general outdoor shenanigans is probably a reasonable general description of my mental image. But you c

Regularly being sweaty/dirty/exhausted from exertion and general outdoor shenanigans is probably a reasonable general description of my mental image. But you can get a chunk of that just hitting the gym. Personally I find actually being out in nature and getting dirty while doing strenuous shit makes a difference WRT my vitality and vigor. An air-conditioned gym is still a largely sterile, low-risk comfort trap.