Cough-shock headaches may be related to increased intracranial pressure caused by severe coughing, or to the illness that caused the cough, such as a cold, rhinitis, or sinusitis. Cough is a common symptom of the respiratory system and is a self-protective mechanism of the body. When severe coughing, the pressure in the chest and abdominal cavity is too high, which can lead to blood entering the head, causing an increase in intracranial pressure, thus causing headaches. At this point, it is necessary to actively search for the cause of the severe cough and treat the cause to relieve the headache symptoms. When a cough is accompanied by a headache, it may be related to colds, rhinitis, sinusitis and other diseases. In the case of colds, viruses can produce inflammatory factors that stimulate blood vessels in the skull or cause fever, leading to headaches. If rhinitis, sinusitis, due to nasal mucous membrane congestion obstruction, nasal ventilation is not smooth, can also cause headaches. At this time, you need to actively treat the cold, rhinitis, sinusitis and other primary diseases. There are many other diseases that cause cough and headache, if the symptoms are not relieved or aggravated, it is recommended to go to the hospital in a timely manner to identify the cause of the disease, and follow the doctor’s instructions to standardize the treatment.