digestive disorders
Hiccups
Causes of Hiccups
Doctors are not clear why hiccups happen but they think it may involve irritation of the nerves or the parts of the brain that control muscles of respiration (including the diaphragm). Brief episodesof hiccups often have no obvious cause but sometimes are triggered by A bloated stomach Alcohol consumption Swallowing hot or irritating substances In such cases, hiccups usually start in a social situation, perhaps triggered by some combination of laughing, talking, eating, and drinking (particularly alcohol). Sometimes hot or irritating food or liquids are the cause. Hiccups are more likely to occur when carbon dioxide levels in the blood decrease. Such a decrease can occur when people hyperventilate. of hiccups sometimes have more serious causes ( see Table: Some Causes and Features of Persistent Hiccups ). For example, the diaphragm may become irritated because of pneumonia, chest or stomach surgery, or waste products that accumulate in the blood when the kidneys malfunction (uremia). Rarely, hiccups develop when a When the cause is serious, hiccups tend to persist until the cause is corrected. Hiccups due to a brain tumor or stroke may be very hard to stop and may become exhausting. 