Double thigh pain is commonly caused by the following reasons: first, double thigh muscle overstrain, mainly related to long-term excessive labor, standing position work. Thigh muscle severe strain, muscle metabolism level will drop significantly, acidic metabolite accumulation, easy to stimulate the nerve caused by thigh pain symptoms, and will be accompanied by thigh muscle weakness performance. Secondly, bilateral lower limb muscle blood supply is mainly related to arterial plaque, some patients also have obvious varicose veins, which will lead to serious adverse blood circulation in the thigh muscles. Venous stasis and insufficient arterial blood supply can lead to a decrease in the metabolic level of the thigh muscles, and too many acidic metabolites can stimulate the nerves and cause double thigh pain symptoms. To summarize, double thigh pain should be treated in a timely manner in order for the patient to return to normal life and exercise.