Why are my nipples so sore?

For a few days they have be painful and rock-hard for no apparent explanation this had never happen beforeWhy are my nipples so sore?
perchance your gonna get your spell soon or u might be prego if its neither then possibly u should see a doctor good luck
you requirement to have an orgasm!
U sure u r not pregnant?
if you're a childish teenager, it's because you're growing.
I would pocket a pregnancy test! That other happens to me when I'm pregnant!
Hormones.
Try have an orgasm and see if that helps.
hormonal change. premenstrual tension.
or you are ovulating.
probably chaff against fabric