Hiccups are involuntary actions over which we have not control. These reflex actions are caused due to the contractions in the diaphragm muscles. The diaphragm muscle divides the chest from the stomach. Hence, irritation in this causes breathing to be erratic, which causes the sound. Other causes of hiccups are eating too much and too fast, sudden excitement, hot and spicy foods, stomach disorders, kidney problems and infection in lungs. Although hiccups disappear on their own, continuous hiccups for a day or two is a cause for concern. Given are some home remedies for hiccups.