Patients with cerebral infarction will have sweating symptoms. Patients with sympathetic nerve stimulation will have excessive sweating; patients with weak constitution will also show sweating symptoms, and some patients will have dehydration symptoms due to excessive sweating, which will aggravate cerebral infarction. Patients with sweating must also find out what causes the excessive sweating, and timely replenishment of fluids to avoid aggravation of cerebral infarction symptoms; patients who cannot eat should be given adequate nasal feeding diet to replenish the amount of fluids to avoid heart failure.