If you take a cold shower once a day that should help, you’ll probably have to fight with yourself to step in, and then you’ll feel a physical rush afterwards. But more importantly, you’ll learn something about yourself if you do this - and you’ll also learn something if you rationalise delaying or avoiding it.
Back on a more magickal theme, try asking this Angel for assistance, in recovering your lost zest for life:
You could also try hardcore invoking Belial, inviting him to partial possession (ffs set a time limit, like the next Full Moon, though) and asking him to fire lust within you, for life and whatever else you wish to be inspired by.