Severely Itchy

Anyone Else Severely Itching.?? I Have Some Itching On My Belly But Under Both My Breast It Itches LIKE CRAZY😫😫😫I Scratch So Much That It Turns Red Under. My OB Tested Me A Month Ago For Itching On My Side Leg & Belly Everything Was Fine.. But The Itching Is Worse Under My Boobs Now🙄😫What Can Be Causing It.? What Can I Do