Hiccups when you catch a cold may be caused by diaphragmatic spasm, functional dyspepsia, chronic gastritis, peptic ulcer and other reasons. 1. Diaphragmatic spasm: the diaphragm contracts and spasms after getting cold, resulting in hiccups. 2. Functional dyspepsia: Insufficient gastric power itself, after catching a cold, gastrointestinal dysfunction is aggravated, resulting in hiccups, abdominal distension, nausea and other symptoms. 3. Chronic gastritis: gastric mucosal damage exists in congestion, inflammation, a cold stimulates the gastric mucosa and causes stomach pain, hiccups, acid reflux, nausea and other symptoms. 4. Peptic ulcer: the natural protective barrier of the gastric mucosa is destroyed, the formation of ulcers, digestion and absorption capacity is relatively weak, a cold aggravates the symptoms, causing hiccups, acid reflux, nausea, stomach pain and other symptoms. A cold hiccups, it is recommended to consult a doctor in a timely manner to identify the cause of the early treatment.