HI, I HAVE SWELLING AND ITCHING WITH REDNESS ON MY LEGS AND ARMS. ALMOST LOOKS LIKE A RASH. I HAD A HEART ATTACK 5 YEARS AGO, AND HAVE A STENT IN PLACE. I HAVE NOT CHANGED ANYTHING IN MY ROUTINE, LIKE SOAP, FOOD OR MEDS. NOT SURE IF I SHOULD BE CONCERNED, SEEMS LIKE IT IS GETTING WORSE.