Water retention around that time does it-they also seem to get bigger because youre more aware of how sore they get and bloated-then-pof-its gone when its over
When hormonal activity is high, stool and gas move more slowly through the intestines, which leads to constipation and bloating. Drink water, tea. 86 the: beans, corn, dairy, spicy foods, soda, nuts, cabbage, onions, broccoli, garlic.