|I'm 19, and I go commandoooooooooooooooo haha jp jp. Na, I don't think there is a big issue with it, but my minime needs to breathe, and it's claustrophobic from fabrics.|
|I have heard rumors that sleeping nude or wearing boxers instead of briefs makes you more fertile.
Those are just rumors, I'm not sure that there's any truth to them. Many men wear briefs and sleep with them on, and they still have children.