i think if you jz drink more water during that moment, small portion, little by little...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。$ d9 j2 l2 b! i: r
or you can try to hold your breath and try to inflate your abdomen( make your stomach bigger with mouth closed)公仔箱論壇$ P, R' z& j2 \$ U- ]
i tried all above method and they helped....