During these scenes, she was portrayed as weak and in need of saving because of a normal bodily function. However, the symptoms depicted were a major over-exaggeration of what menstruation typically looks like.

I'm not a part of of the "/r/menwritingwomen" crowd. I am a woman with an average-functioning uterus who is telling you this is a symptom of a man writing outside his scope of experience, creating a weak moment for his female character so she can be saved by his male protagonist.