If you want to mobilize your parents' enthusiasm for sports, you can only rely on the encouragement of their friends, or you can take your parents to squares and places where there are sports people. You often go there and you can hear and see that everyone around you is doing sports. When my parents were infected, they started exercising together. Diet may not be so easy to improve. You can find more cases and talk about how easy it is to get sick if you don't eat well and don't pay attention to nutrition. Tell your parents more about this and make more nutritious meals on weekdays. Gradually, your parents will It just changed.