 worked the way up to now the Lord, you know, did 40 days and many, many people have done extended fast. But if you start on a three day fast, you're going to really overwhelm yourself. So start slowly, but it's about 72 hours that the maximum amount, you know, really a high quality autophagy is kicked in. But even, uh, even an 18, 12 hour fast will give you some autophagy is worth doing, worth doing. And you just slowly, slowly progress your,