Washing headache with cool water after exercise can relieve pain through general treatment and medication, and it is recommended to be treated under the guidance of a doctor. Washing your head with cool water after exercise can lead to vasospasm, which can cause head pain. It is recommended to relieve the pain through massage, hot compresses and other ways to promote blood circulation, and avoid using cool water to wash your head after strenuous exercise. In case of severe pain, you can take ibuprofen, acetaminophen and other drugs to reduce pain. Due to individual differences, the drug does not have the absolute safest and most effective, need to strictly comply with the doctor’s instructions standardized treatment, not unauthorized use of medication, the emergence of adverse reactions to timely medical treatment, drug allergy is prohibited. Wash your head with cool water after exercise headache may also be caused by other reasons, it is recommended that patients seek medical treatment in a timely manner.