The feeling of being strangled in sleep is usually caused by sleeping with a pillow that is too high, which leads to excessive flexion of the neck and squeezing of the trachea and throat. The normal physiological function of the trachea and throat is affected, resulting in poor breathing and a sensation similar to someone pinching the neck. This situation generally does not require special treatment, the use of a suitable pillow can be, if the symptoms of discomfort still can not be improved, you need to go to the ENT department for a specialist examination to see if the ENT disease, such as polyps.