Dr. Chung suggests that fitness should begin when young, and those who start very late should stick to swimming, fast walking, and exercise bikes, which are of moderate intensity.
鍾佩珍建議，健身要從年輕開始，若是臨老才開始運動，最好還是選擇游泳、快步走、踩固定式腳踏車等方式，溫和又健康。