Hiccups occur suddenly,with complex etiology and pathogenesis,and are generally mild in severity.However,if hiccups appear in seriously ill patients,they often indicate a poor prognosis.By reviewing discussions of hiccups in historical Chinese medical texts,this paper summarizes and analyzes the evolution of hiccup-related knowledge from disease nomenclature,etiology and pathogenesis,treatment methods,and prognosis,aiming to pro-vide insights for contemporary clinical practice.