Is It Normal To Have Braxton Hicks Contractions, Cramping, And Vaginal Pressure At 25 Weeks?

I ll be 25 weeks tomorrow and I ve been having Braxton Hicks contractions on and off all day I feel like I have to poop and my back and lower stomach are slightly cramping and I feel like I m going to give birth to a bowling ball there is so much pressure in my vagina what do I do