Dr Greger says breast pain in woman is real and can be very painful. If the breast pain is severe, it probably is due to diet.Western style diet seems to be the problem. Studies show a diet based on a plant-based diet, helped reduce the pain. The elimination of meat and meat products helped all the woman get better. This is epigenetics. Our bodies reacting to the environment, in this case diet! Vegetarian woman have far less problem with their menstrual cycles. This is a significant study. Watch the video!