Yawning and tearing, possibly yawning and tearing, are usually related to sleep deprivation, lacrimal sac infection, cerebral arteriosclerosis and other factors. 1. Lack of sleep: If you don’t get enough sleep for a long time, it will cause sleepiness and drowsiness, and in the case of poorer sleep quality, you will yawn and have tears in your eyes more often. 2. Dacryocystitis: usually related to the blockage of the tear ducts, the tear ducts are not accessible for a long time, it may lead to an increase in secretion, which may cause tearing, eye redness, increase in secretion, and tears may flow when yawning. 3. Cerebral arteriosclerosis: usually related to hyperlipidemia, hypertension, diabetes, etc. When the condition worsens and leads to cerebral vascular sclerosis, it may cause transient hypoxia, which may cause symptoms such as yawning and tearing. If frequent yawning and tearing, in addition to the above factors, we should also be alert to the increased intracranial pressure, it is recommended that we do the relevant examination as soon as possible, to clarify the cause of the disease, if you are worried about intracranial lesions, you can diagnose and analyze the disease through intracranial CT, magnetic resonance examination, and follow the doctor’s instructions for standardized treatment.