Fasting isn't all that great for people who are already really lean (I mean like 10% bodyfat) or lower or when doing it for extended periods of time like a few days or longer. Why I said quick.

There's some truth to that, but physical training is a great road toward improving mental health as well. Training the body trains the mind. No amount of wallowing in lethargy or despair will help either.

Fasting isn't all that great for people who are already really lean (I mean like 10% bodyfat) or lower or when doing it for extended periods of time i.e greater than 24-48 hours. Why I said quick.

There's some truth to that, but physical training is a great road toward improving mental health as well. Training the body trains the mind. No amount of wallowing in lethargy or despair will help either.