Patients with rabies can have no symptoms during the incubation period. Typical symptoms include irritability, fear, spasm of the throat, dyspnea, chest tightness, breathlessness, and the typical clinical manifestations are divided into 3 phases. 1. Prodromal stage: patients may have low fever, nausea, tiredness, headache, followed by panic symptoms, sensitivity to sound, light, electricity and other stimuli, as well as laryngeal constriction. 2. Excitatory phase: patients with typical clinical symptoms, divided into manic type and paralytic type two kinds of performance. (1) Manic type: high excitement, fear, difficulty in urination, sweating, salivation, episodes of pharyngeal muscle spasm, fast heart rate, fear of water, fear of wind, increased blood pressure, etc. (2) Paralytic type: there is no typical excitation phase phenomenon, initially headache, dizziness, fever, nausea, vomiting, etc., followed by limb paralysis, abdominal distension, fatigue, ataxia, muscle paralysis, urinary and fecal incontinence. 3. Paralytic phase: the patient gradually enters a quiet state, and generalized flaccid paralysis occurs. There may also be jaw drop, strabismus, inability to close the mouth, eye movement disorders, lack of facial expression. The patient may gradually develop tidal respiration. Respiratory arrest usually occurs shortly after coma. If you are bitten by an animal, you need to go to the hospital as soon as possible and get a rabies vaccination to prevent rabies.