Compress your chest & pulling your knees towards your chest
Compressing your chest is an amount of pressure on your chest area. This pressure will help relieve the diaphragm and return it to a comfortable state. Thereby, reducing the pressure on it and ending the hiccups. Always ensure that you use the right amount of pressure when performing this technique to avoid hurting your chest.
Pulling your knees towards your chest is a fast physical exercise that can help you stop hiccups right away. Pulling your knees to your chest helps you exercise your diaphragm and relieves the pressure from it.