Laughing until your stomach hurts is usually due to inhaling large amounts of gas, muscle spasms, etc. and has no significant correlation with getting cold air. Laughing to stomach pain is a common physiological phenomenon, which is actually abdominal muscle pain. When you laugh, you will inhale a lot of gas, causing your lungs to expand and your diaphragm to spasm after being squeezed, causing your abdominal muscles to contract and causing the sensation of soreness in your abdominal muscles. Laughing can not be stopped immediately, will disturb the normal breathing rate, muscle spasm, resulting in pain. Therefore, persistent laughter causing abdominal pain is not due to inhalation of cold air, and there is no significant correlation with the temperature of the inhaled gas. Painful symptoms can be relieved by applying localized hot compresses, if symptoms persist it is recommended to seek medical attention.