“…Eight studies analyzed fatigue outcomes following NW interventions [ 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 29 , 31 , 34 ]. Six of them reported significant positive changes in the NW group after the intervention [ 22 , 24 , 25 , 26 , 31 , 34 ].…”