To develop age- and sex-specific physical fitness reference standards and express the age- and sex-related differences using standardized effect sizes for Chinese children and adolescents. A total of ...
Social media is an important part of the lives of adolescents and children. Increased access to and use of social media has raised concerns among parents, physicians, public health officials, and ...
As lifestyles change, levels of physical fitness among adolescents are trending downward, negatively impacting mental health and future achievement 1. The study shows that globally, up to 81% of ...