Dr. David Sinclair reveals why your short-term fasting routine is failing to trigger deep cellular cleaning"I try maybe once a month to go for three days without eating. Because there's a type of cellular recycling that doesn't happen within the first 16 hours""You will enter ketosis, so you'll see your body will start to change its metabolism to produce what's called ketone bodies, but the true real deep cleansing of old proteins and damage happens after two and a half to three days""It's calle