My brother was on it for a bit (and should go on it again) and the thing he noted was that it makes it easy to not eat but it gives you no useful habits to keep that up because it's so easy.
Which makes sense. I still calorie count everything generally because I know I'll let myself creep portion sizes unchecked.
Which makes sense. I still calorie count everything generally because I know I'll let myself creep portion sizes unchecked.