system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: does running on treadmills have the same benefits as regular running?
gpt
Similar but not the same because when outside your body is also dealing with surface, terrain and weather conditions. Because of these differences your body has to work at balance more, work at changes in breathing more often (heat, hills, wind and such) and also you have to get home so you can't stop just any time.