Let things chill out, then try to talk about it. If it's something that can be worked out and you want to, go for it.

If she's feeling crowded by you or getting tired of you, you might give it some deep thought. The key (to me) is to step back, take a deep breath, and come at everything from a new angle. Sometimes your clarity of the situation goes out the window with whatever is going on at the moment, and you can't really work or think out what the problem really is without stepping away for a minute,