Suggest Treatment For Wheezing And Tightness On Throat After Climbing Stairs

Have had ct scan of chest and neck are, xrays, all clear. Sinuses were scoped as well as vocal area, all clear. Severe wheezing, hared to breath and throat tighten when exerting such as climbing stairs but can do 4 miles on treadmill at 3,8 w 2.0degree incline w no problem. as soon as I raise my arms to lift, throat tightens