i think if you jz drink more water during that moment, small portion, little by little... - _9 S6 e* A) S- i. c; lor you can try to hold your breath and try to inflate your abdomen( make your stomach bigger with mouth closed) & d* s$ S$ O5 `2 W4 P; Q3 a公仔箱論壇i tried all above method and they helped....