Fig. 4

Classification of analyzed endpoint dimensions and FIIT parameters. Outdoor physical activity and exercise interventions categorized by analyzed endpoint dimensions and FIIT parameters. Dimensions include mental health and well-being, physical activity and sedentary behaviors, physical fitness, sleep quality, vital signs and blood parameters, pain and fatigue, body measurement and body posture, and exercise motivation. FIIT parameters cover frequency, intensity, time, and type of interventions. *Long interventions. **Short interventions