> I'm not finding a lot on the dangers (if any) of more diverse exercise (where you keep moving with elevated heart rate for a long, sustained, time period, but

> I'm not finding a lot on the dangers (if any) of more diverse exercise (where you keep moving with elevated heart rate for a long, sustained, time period, but don't do the same movements every day or every hour in a single day). This sounds like what the human body is specifically evolved to do, so I'd imagine it's fairly safe and good for you. It seems like the sort of exercise one would get from tracking an animal for a few hours through the forest before killing it with a spear.