We find that the Commission's determination that Dr. Munn's treatments were causally related to Berry's work-related hypertension to be supported by substantial evidence. International Paper Co. v. Evans, 293 So.2d 12, 13 (Miss. 1974). Berry began to experience tension, anxiety and stomach problems, which Dr. Munn diagnosed as hypertension, during the time he worked at Universal.
Jackson Ready-Mix, 236 Miss. at 559, 111 So.2d at 258. Also illustrative is International Paper Co. v. Evans, 244 Miss. 49, 140 So.2d 271 (1962), where the Commission had ordered medical benefits years after its earlier final order for compensation for a 1953 injury, and we see in International Paper Co. v. Evans, 293 So.2d 12 (Miss. 1974), that the Commission was still supervising this 1953 claim. In City of Kosciusko v. Graham, 419 So.2d 1005 (Miss.