肠道气体是消化道中空气的积聚，在打嗝排出或经直肠排出（放屁）之前通常觉察不到。从胃到直肠，整个消化道都含有肠道气体，这是吞咽和消化的自然结果。
事实上，豆类等某些食物直至进入大肠（结肠）才会完全分解，因为细菌在大肠中作用于这类食物。
任何人每天都会排气数次，偶尔打嗝或嗳气属于正常。然而，肠道气体过多有时意味着消化系统疾病。
Aug. 27, 2022
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