If you’re a guy, keep reading because you need to know about what women go through every month. If you’re a girl, keep reading too. The Sinaya cup (or menstrual cups in general) might just change your life. [caption id="attachment_4636" align="aligncenter" width="600"] 5 Reasons Why the Sinaya Cup is a Total Game Changer[/caption] First of, some questions that you might have: What the heck is a menstrual cup? Menstrual cups are small reusable cups around the size of a shot glass that’s meant to collect menstrual blood.   So yes, you do have to insert it in and no, unlike tampons…