The effect of physical activity on the subjective well-being of rural left-behind children: the mediating role of discrimination perceptions and loneliness

Physical exercise can directly affect the subjective well-being of rural left-behind children. Physical exercise can indirectly affect left-behind children's subjective well-being through discrimination perceptions, and it can also indirectly affect left-behind children's subjective well-being through the chain mediating effect of discrimination perceptions and loneliness.