Protocol of modified lumbo-pelvic exercise
vomit, Media, nausea
Figure (The participants started with the neutral hip position and then moved in line with the song tempo, in which the beat was voiced out as “2”, “3”, “4”, and “1” by the Mobile Application (Blue Dance App, RuoAn Culture Media company, Shanghai, China). The exercise involved combined pelvic tilt and rotation movement, as shown in Fig. During each session, the participants performed a 10-min warm-up to focus on joint flexibility in the first two music pieces, followed by 45-min practice with eight music pieces that were randomly presented. The selected songs are available from the smartphone App (Blue Dance App, RuoAn Culture Media, Shanghai, China) that has a built-in popular song list and the corresponding tempo. Only the songs with beats between 56 and 64 bpm were selected in this study, as this tempo matched the preferred body sway and tempo of the participants from our study and previous study Dance song list and musical tempo.To avoid injury, the participants were asked to rate their perception of nausea after exercises on a 10-point Likert scale (0—asymptomatic; 10—about to vomit; 5 moderately nauseatic) 