People in the modern world are enjoying greater wealth but they are not as fit and active as they were in the past. What are the reasons? Suggest some measures to solve this problem.
個性化引言段
I keep on nodding in agreement when seeing the background information of the question. I myself have always been struggling not to be overweight. Unfortunately, like most others, I failed. As to why people nowadays are not as fit and active as they were, various factors can be identified.