I know I ask to many questions, but help please

Karmen
Is it normal to just have constant headaches and pelvic pain/discomfort? Going on three days now. I'm 37 weeks. Did a self check and should be at least 3 cm and 50%  I'm a FTM and I've been told I was having contractions but I can't tell. I'm just constantly in the pain/discomfort