I always have back contractions

Jay

So today all day my uterus has been getting tight it makes me stop and just stand there I’m 21 weeks and I do have a short cervix .. it’s pretty darn painful haven’t really felt the baby . And I know it can be pretty common to not feel him move right now but this pain is so wierd . Any other moms that have gone thru this at such a small gestational age .. in terrified