Your situation is caused by the insufficient blood supply in your eyes during the workout. You can take some medicine under the guidance of an ophthalmologist; try not to be too intense in day-to-day movement and have a halfway proper rest. Blurry eye happened when the time for cool the body is not enough which can the intraocular pressure. It is recommended to warm up yourself before exercise, after exercise, you need pay attention to have at least one to two hours buffer time. If the occurrence of such situation happen again, it is advisable to go to the hospital for tests, because in this case, there are maybe three possible: the eye problems, the cardiovascular problems and the possible presence of over fatigue, so please pay attention to the movement of health in usual time.