Minimal Eating
I really believe (because this is a theory) that the older one gets the less food one needs to eat. There are studies that show people who eat minimally, live longer than people who eat maximally. Ancient medical systems like Ayurveda says that fasting is important because we need to give our digestive track a break. Digestion is the system that uses the most energy. When you are young your are building a body. But all that growing stops around age 25. Childbearing women (or women who want to bare children) need to eat if they are planning to bare children. If you're not planning to procreate, minimally eat. Minimal eating will cause you to either miss your cycle or cause it to be super light and short. It can function as birth control. All the research points to eating estrogen filled foods is the reason for most of the reproductive issues ladies experience. If we minimally ate then we wouldn't have cycles and all these hormone/pesticide/antibiotic/genetically modified/et...