Lying down without hiccups standing hiccups, may be drinking carbonated beverages or taking medications, standing caused by the back of gas stimulation of the diaphragm spasm caused by, but also may be gastritis and other diseases caused by the diaphragm spasm. When lying down the stomach is in a horizontal state, the gas is above the stomach and does not stimulate the diaphragm. When you are standing, the stomach contents press against the body of the stomach, and the gas goes upward to stimulate the diaphragm causing hiccups. Drinking a lot of cola, Sprite and other carbonated beverages, the stomach produces too much gas, standing back gas to stimulate the diaphragm will appear hiccups. Taking aspirin and other drugs, will produce gas in the body, gas upward stimulation of the diaphragm will also appear standing hiccups, lying down without hiccups. Gastritis, gastric ulcer, etc., due to inflammation stimulation of the diaphragm spasm, or gastric dynamics, gastric content stimulation of the diaphragm, will also appear standing hiccups, lying down without hiccups. The appearance of this phenomenon excludes physiological reasons such as eating, but may also be other reasons, you should promptly consult a doctor, under the guidance of the doctor for treatment.