Men will never understand what girls have to go through every month, but that's completely fine. Women experience many unpleasant things during their periods: from painful cramps to food cravings or splitting headaches. Some women even faint because of the amount of pain they feel, but usually, it's not that severe. The only thing guys should do is to understand them and help them, because they probably need that, at least in the worst days of her period. What to do when your girlfriend is on her period, then? There are plenty of things you can do to help her, and I will list the five most important ways to calm your girlfriend down and ease her pain. Treat her the best you can and watch over her. If you want to know how to help, just keep reading.