i think if you jz drink more water during that moment, small portion, little by little...5 _9 |& |8 c9 L& x8 @' p
or you can try to hold your breath and try to inflate your abdomen( make your stomach bigger with mouth closed) 0 @9 c5 E0 X4 a+ D公仔箱論壇i tried all above method and they helped....