Hold your breath for 10 to 20 seconds, then exhale slowly
Sip cold water slowly
Drink water from the far side of a glass
Swallow a teaspoon of sugar
Eat a spoonful of peanut butter
Breathe slowly into a paper bag for a few breaths
Pull your knees to your chest and lean forward
Gargle with ice water
Avoid carbonated drinks
Avoid eating too quickly
Try to relax and slow your breathing
If hiccups last more than 48 hours or keep coming back, seek medical care