What's going on with my body.

Troynika • Mommy 💙
My stomach been cramping , I've gotten my period but it comes then it goes it have heavy one day And that was it.  I sometimes feel like I have to throw up but I don't. The cramps feel like something pushing on my bladder.  I get hot sometimes & I have mild headaches. My titties are swollen & I also feel fat ......Can someone please tell me what's going on with my body please ?