Group 1 - The national physical fitness pass rate in China reached 84.8% by 2024, an increase of 4.5 percentage points compared to the first national fitness monitoring in 2000 [1] - There is a growing diversity in fitness and leisure activities available to the public, ranging from popular sports to niche activities [1] Group 2 - Local governments are continuously developing tailored sports spaces, such as "pocket courts" in communities and specialized fitness areas in parks, to provide convenient exercise options for citizens and tourists [4] - Facilities in parks are designed to cater to different age groups, with specific equipment for children and elderly individuals to address common health issues [4] Group 3 - The popularity of mass sports events is increasing, with a trend of "exercising along with events" becoming common among the public [7] - Sports parks, like Phoenix Mountain Sports Park, are transforming into educational bases for youth to experience sports culture and event excitement [7] Group 4 - Niche sports, such as pickleball, are gaining popularity among younger generations, becoming new social trends [10] - In Wuhan, over 10 new pickleball venues opened this year, indicating a rising interest in this sport [10]