Itchy all the time!?

Jené • 23 years old married, mommy to a beautiful daughter 12-22-13 and handsome son 9-8-15.💜💙
I'm 39 weeks tomorrow, and as of this past week I've been scratching and itching like crazy. Arms,legs, back everywhere but my belly shockingly cause of strech marks. I haven't changed anything in our home but it's driving me nuts! Am I the only one can I do anything to stop relieve it?