When I was much younger (high school) I used to stay up all night with friends, code, drink Coke, eat unhealthy foods - for fun. No exchange of currency involved. Then I would go and sleep until 2PM. Now I can't do that any more.
The other point is that even activity that is generally considered healthy, like sports, when forced upon you by various means, is going to be a negative. Forcing someone to run adds stress. Running because you enjoy it and want to run reduces stress.
The other point is that even activity that is generally considered healthy, like sports, when forced upon you by various means, is going to be a negative. Forcing someone to run adds stress. Running because you enjoy it and want to run reduces stress.