There are many studies in the animal models and limited data in humans. It is hard to do studies, but NIH has a grant and many trials IF and Cancer therapeutics.
Yes we are in a culture of nonstop eating. Once we understand the basic phenomenon of fasting and or caloric restriction, its easier to restrain from eating excess.
My detailed write up on fasting/caloric restriction and necessary adjustments we need to emphasize in our current daily dietary regimen and this possibly helps keep the metabolic and other diseases at bay, especially in at risk populations(south Asian).