Slight numbness in the face is a common symptom in daily life, usually caused by neurological diseases, such as facial neuritis, or face talk, which may cause atrophy of the surrounding muscles, and may even cause local nerve irritation, which may cause numbness. In addition, this condition may also be related to some bad habits, such as long-term late night or sleep deprivation, or excessive mental stress, emotional fluctuations, this condition can also cause some damage to the peripheral nerve problems, or cause some emotional changes, then may also cause the symptoms of tingling. At the same time, this condition should also be specifically examined to see if there is a problem of cervical spondylosis, because cervical spondylosis will cause impaired blood circulation in the head after the compression of nerves. Then this condition may affect the blood circulation in the left part of the face, and the problem of insufficient blood in this condition may also cause the symptoms of tingling.