What could this be.... 35 weeks 4days

ADRIANNA • Expecting my miracle baby girl 👑 on blood thinners #blessed 🙏

Been setting up the nursery all day since 12 non stop working at it now when I bend down or walk or bend a certain way the right lower part by my underwear line hurts feels sore like If I pulled something is that safe for the baby if I did? Anyone else experience this? Also has a aching pain on and off