Excessive gas so much so that even it is difficult to sleep sometimes when the gas causes pain in the chest..Excessive gas so much so that even it is difficult to sleep sometimes when the gas causes pain in the chest.................................Excessive gas so much so that even it is difficult to sleep sometimes when the gas causes pain in the chest..Excessive gas so much so that even it is difficult to sleep sometimes when the gas causes pain in the chest.................................Excessive gas so much so that even it is difficult to sleep sometimes when the gas causes pain in the chest..Excessive gas so much so that even it is difficult to sleep sometimes when the gas causes pain in the chest.................................