Eating quickly, eating too hot or cold foods, swallowing air all can lead to irritation of the phrenic nerve and hiccups. Any abscess
below the diaphragm, inflammation of the pancreas
, hiatus hernia may cause belching or hiccups shortly after eating a meal. You may take 1 teaspoon lemon juice with 1/2 teaspoon baking soda in 1 cup cool water. Drink it quickly after meals. Ginger tea can help. Pour 1 cup boiling water over 1 teaspoon freshly grated gingerroot. Steep for 5 minutes, then drink.