never experienced braxton hicks contractions with my other two pregnancies but just now I was…

never experienced braxton hicks contractions with my other two pregnancies but just now I was sweeping the kitchen and had to stop my legs and stomach tightened up and I felt hot and just a weird sensation throughout my body. did it like three-four times then quit. laying down now.legs feel like jello. idk what happened . and I hadn't did much today so it wasn't that I was overdoing it.