Senile headache generally refers to long-term and chronic headache that occurs in people over 60 years old.It is believed that the general pathogenesis of senile headache is"pain caused by obstruction,pain caused by malnutrition".The reason for this is mainly due to the three yin channels,Shaoyang gallbladder channels and collaterals and sub-collaterals.Syndrome types include liver fire inflammation type,liver and kidney deficiency type,collateral stasis type,and qi and blood stagnation type.This paper summarized Professor Zheng Aihua's experience in treating senile headache from the syndrome ...