“…42,54–56,62,65 Twenty-five studies used multiple psychological measurements which reported positive well-being (PWB), positive affect, PD, nega-tive affect, or fatigue 28–31,33–37,39,40,42–45,47,48,54,55,64,65,67,69–71 (Table 2). Increases in PWB and positive affect are considered a positive result, whereas increases in PD, negative affect, or fatigue are negative.…”