Some patients with epilepsy have seizures during sleep, which are characterized by foaming at the mouth, snoring and snoring, and some patients also have tonic twitching of the limbs, which should be followed by EEG and MRI. This is the time to get an EEG and MRI. Secondly, if you have acute onset of frothing at the mouth and snoring while sleeping, and have a past history of hypertension and diabetes, you should consider that the patient may have acute cerebrovascular disease, such as cerebral hemorrhage, subarachnoid hemorrhage, and acute massive cerebral infarction, and go to the hospital to do cranial CT and MRI to clarify the cause. Frothing at the mouth and snoring while sleeping are mainly in view of the above two causes.