What’s going on???

My last period was June 28th My period was suppose to start August 2nd here it is Cycle day 48 Late by 19 days. I was cramping really bad for like 2 1/2 weeks straight now i don’t feel anymore cramping my breast are sore but not like AF sore just around like the outsides am I pregnant? I’ve taken like 3 HPT all were negative I’m going to make an appointment to do a blood test