i think if you jz drink more water during that moment, small portion, little by little... ( X3 z3 ^1 V; |# w. ]; B% m' w, }TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。or you can try to hold your breath and try to inflate your abdomen( make your stomach bigger with mouth closed) 2 [2 I" V7 F9 Z2 S6 m' }公仔箱論壇i tried all above method and they helped....