Need feedback please ‼️

I’m going to tell you guys what symptoms I’ve been experiencing for the last couple of weeks , my period ended on the 2 and I’ve test a couple of times . But I feel change in my body and it’s something there ..... okay I’ve have lower abdomen cramps,lower back cramps, nausea with out vomit and I’ll get so hot to where it’s ridiculous. I’ve been having a headache off and on and the major one is when I was sleeping last night . I have tremendous amount of gas and constipation. And the last 2 days I’ve been having the urge to pee . My period isn’t due until the 30 so I know those are not cramps that indicate period starting. My ovulation period started 3 days but is possible that I ovulate early or and that wasn’t my period that come on last month.im just lost