ttc for 2 months,need answers :))

I have been ttc for about 2 months and every time my period comes....my period comes in 2 days and my boobs only recently started getting sore and they usually start hurting about 10 days before my period....they are only tender around the sides and I am a bit hungrier than usual I don't know if it's my period playing up or if I am pregnant.... any help ladies?