Snoring and waking up are mostly caused by sleep apnea hypopnea syndrome, which can be divided into central type and obstructive type. 1. Central type sleep apnea hypopnea syndrome: the cause of the central nervous system disease, such as traumatic brain injury, drug intoxication, etc., because the central nervous system involved in respiratory regulation, so such patients will appear in the sleep apnea, snoring loudly, etc., if the apnea time is long, it may make the patient hypoxia so as to suffocate awake. 2. Obstructive Sleep Apnea Hypoventilation Syndrome: Upper airway stenosis, hypertrophy of the uvula and tonsillar hypertrophy may lead to this kind of disease, and the patients will experience apnea and snoring during sleep, and some patients may experience chest pain and panic after waking up. If you wake up with snoring, you should consult a doctor in time to avoid aggravation of the condition, which may delay the treatment.