Heat packs ?? Safe in earlie pregnacey

Teri-lyn • 27 engaged mommy to lincoln 05.11.2016
So I had a positive pregnacey test to day I have been meaning to go to the EMERGANCEY  to get my pregnacey confirmed and  find out what is wrong with my hip my boyfriends mom lives in a little  town that has to call doctors in at night and I am very very sore Somone help me  will putting a heat pack on my hip be safe ? For baby or could it harm my child