The child’s headache and vomiting without spirit may be upper respiratory tract infection, intracranial infection, acute poisoning and so on. 1. Upper respiratory tract infection: typical systemic symptoms include headache, fever, malaise, irritability, vomiting, etc., most of which are accompanied by nasal congestion, runny nose and sore throat. 2. Intracranial infections: such as purulent meningitis, viral encephalitis, etc., with fever, headache, vomiting, impaired consciousness, increased intracranial pressure, etc. as the main manifestations, which can be diagnosed by cerebrospinal fluid examination. 3. Acute poisoning: all kinds of poison poisoning may act on the central nervous system and cause vomiting, headache, mental disorientation, such as poisonous mushroom poisoning. If your child has a headache, vomiting and lack of energy, you need to go to the hospital in time to find out the cause and then treat it.