When doing 3-5 day water fasts, I don't do much work from the 2nd day. If you're doing the 12-16 hour kind of fast, then stopping food intake at around 4 pm doe

When doing 3-5 day water fasts, I don't do much work from the 2nd day. If you're doing the 12-16 hour kind of fast, then stopping food intake at around 4 pm doesn't affect the work day. I get tired when doing alternate day fasting (alternating the on-off switch at around 4 pm), but can still work.