Why are my nipples sore?

I thought I might be pregnant since this is a symtom, but I have the stick to prove I'm not. What else could end in this? They just started to hurt a few days ago.
Answers:

Why suddenly can I not orgasm?

I one and only get that a week since my period and I get it when I was pregnant. The topical, inbred progesterone cream helps.

I'm still impossible to my periods?

u could be PMSing.

Is it possible to swim when you're on your extent?

PMS

Mirena iud?

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