Every Has occasional bout hiccups-short , sharp intakes of air caused by repeated , involuntary spams of your Diaphragm . Although they often occur for no apparent reason , common causes include overeathing or eating to fast ,eating spicy , very hot , or very cold food , drinking fizzy drinks , or drinking alcohol . Smoking heavily , or emotional factors such as a nervousness or shock , can be a sign of illness , and may also lead to a difficulty in sleeping and weight loss