Breathlessness with a sense of suffocation while sleeping is mostly seen in people who are obese or those who have respiratory diseases. People who are obese themselves are prone to snoring, heart overload, easy suffocation in the throat, brief breath-holding, and serious cardiac arrest, which is a more dangerous situation. Acute laryngitis or acute tracheospasm may also occur during the attack period, shortness of breath, choking, patients with upper respiratory tract infection or a history of asthma, by triggering factors leading to spasm of the respiratory tract, breath-holding occurs, the need to actively give drugs for treatment, commonly used are tracheodilators and glucocorticoids. When shortness of breath occurs during sleep, try to wake the patient up, put the patient in a semi-recumbent position, and give oxygen inhalation if possible to relieve the symptoms as soon as possible or call the emergency number immediately.