open cervix?

everytime na naglalakad po ako parang sumasakit ung pempem ko, parang may bumabagsak sa puson ko or tumutusok 😅 can't explain po e, pero sino po ba nakakaexperience ng ganon? is it a possible that my cervix si open? 37 weeks and 2 days na po ako, thank you in advance. ftm here by the way 😊