I HAVE PAIN IN THE CALVES OF MY LEGS AFTER A WALK A FEW BLOCKS OR SO AND I NOTICE REDDISH IRRITATION NEAR THE INSIDE OF MY LEFT LEG NEAR THE ANKLE.SOMETIME THERE IS SLIGHT SWELLING NEAR THE MIDDLE CALG HOWEVER WHEN I STOP AND REST THE LEGS IT DISAPPEARS QUITE A BIT.I DO CHANGE MY SHOES TWICE A DAY .USUALLY THIS HAPPENS BETWEEN THE KNEE AND THE ANKLE ONLY THANK YOU FOR YOUR ADVICE YYYY@YYYY