I used to like sleeping on a pillow. But since last month, I feel uncomfortable and can't sleep on a higher pillow. From clothes under the original pillow to ...

If the pillow is too high, the cervical vertebra will bend forward when lying down, and the uvula will droop, which will not only cause poor blood supply to the head, but also cause snoring. A pillow with a suitable height should make the head lean forward slightly, relax the neck muscles, breathe smoothly and have no discomfort. Generally speaking, the appropriate height should be half of the anterior-posterior diameter of the chest.