Think you can't dye your hair, drink coffee or eat seafood at all while you're pregnant?<br />Think again. <br />Although you should always talk to your doctor if you have concerns about what you should and shouldn't avoid while pregnant, Insider put together a list of pregnancy untruths. <br />This is based on opinions from two Obstetrics and Gynecology doctors that they spoke with. Their list of myths include:<br />Myth 1: You can't work out. <br />