The causes of snoring are very many, snoring is medically known as snoring, common causes are: one, sleep apnea hypoventilation syndrome. Second, obesity. Three, tonsillitis, pharyngitis, etc. Other common causes: cold, nasal congestion, allergic rhinitis, overexertion, after drinking alcohol or after pregnancy can also appear temporary snoring. If snoring is very serious, especially if it is accompanied by apnea, it is necessary to consult a doctor and have sleep monitoring in time. If hypoventilation is detected, a ventilator is needed. If the patient is overly obese, weight loss is required.