Yeah, I doubt it'll be a significant role. Though, Hollywood does push some Pg-13 to the limit. They could get away with some harsh language and even "minor gore". We already know they can use "fuck" at least once.
100%. I can confirm this. It changed my now ex-wife. It did a lot more damage than that as well. It basically killed her sex drive, she went from literally dripping wet when excited to not getting wet at all. It also made her anemic and caused bone loss.