2021/03/17 13:30 Oren Chang (Instagram, Oren Chang photo) Oren Chang (Instagram, Oren Chang photo) TAIPEI (Taiwan News) Amid the sudden death of a young model from a heart condition while exercising on Monday (March 15), a pulmonologist has asserted that exercise is dangerous for the cardiovascular system on heavily polluted days. While working out Monday evening, 23-year-old model Oren Chang (張誌軒) began to feel chest pain and suddenly fainted. Paramedics rushed to the scene, but by the time Chang was loaded into the ambulance, he had already lost all vital signs. Doctors were unable to resuscitate him, and he was declared dead at the hospital. Based on a preliminary investigation, he is believed to have died from vascular obstruction caused by aortic dissection.