I'm not been tracking anything except my period on my wall calendar my period is due the 19th and my…

I'm not been tracking anything except my period on my wall calendar my period is due the 19th and my boobs have been sensitive for 4 days now and I've been having sharp pains in my abdomen and my sides Ive not trying nor preventing for the past 2 months any advice on anything I've said or if you've has anything similar and what was the outcome. TIA