Suggest Remedy For Red Patches And Rashes On Chest

AFTER I EAT ANY MEAL AT ANY TIME I GET FLUSH CHEEKS MY EARS AND CHEEKS TURN BRIGHT RED AND GET VERY WARM. I ALSO GET A RED PATCHES ON MY CHEST LIKE A RASH ALMOST. JUST IN THE LAST FEW DAYS I HAVE NOTICED THAT MY HANDS ARE SWELLING AND THAT THE REDDNESS SOMETIME CARRIENS DOWN TO MY ARMS. ANY IDEA AS TO WHY THIS IS HAPPENING