I do 2-5 day water fasts, and it has very clear health benefits. There urgently needs to be more research into it, especially for autoimmune diseases (like the

I do 2-5 day water fasts, and it has very clear health benefits. There urgently needs to be more research into it, especially for autoimmune diseases (like the ones you mentioned), but I don't think it will cure those diseases by itself. I've also done a lot of calorie restriction and ADF. It probably isn't for body builders, but my BMI is now normal and muscle tone is good.