OK SO I NEED SOME ADVICE..... I'VE HAD A BABY BEFORE BUT I WAS INDUSED , NOW AT 39 WEEKS PREGNANT…

OK SO I NEED SOME ADVICE..... I'VE HAD A BABY BEFORE BUT I WAS INDUSED , NOW AT 39 WEEKS PREGNANT I'M HAVING REAL BAD LOWER BACK PAINS LIKE IF MY BONES ARE BEING RIPPED APART OR SOMETHING , AND I GET COLD CAUSE OF THE PAIN..... I'M SITTING IN FRONT OF MY WALL HEATER AND IT EASES THE PAIN .. WHAT CAN IT BE??? HELP?!