I slept with a new partner on Friday, it was a rough time with 3 seperate times in one night.. i am still sore, it especially hurts when I pee, burning because of what I'm seeing are some open sores. They are not puss like, or blisters.. but look like less abrasive canker sores.. if that makes any sense. Could the rough and multiple times we did it cause these canker sores? Kinda worried.