 But if you have questions about possible side effects like cramping or acne, it can be tough to get real answers. Mia Armstrong-Lopez wondered why. If the devices have been around for decades, why don't we know more about them? She's an editor covering health and justice for ASU Media Enterprise. So she reported all about this for Slate in a piece called Why Is It So Hard to Get a Basic Question Answered About My IUD. Welcome. Thank you so much for having me.