1. Background Tremor is a rhythmic, involuntary muscular contraction characterized by oscillations (to-and-fro movements) of a part of the body. Tremor is the common symptom clinically 2. Objectives The purpose of this study is to show a case of tremor patient with tremor improved by Oriental medical treatment which is based on the constitutional medicine. 3. Patient & Methods Patients were diagnosed as Taeumin by physical characteristics, posture, and symptoms and were evaluated with an interview and laboratory tests after Sasang constitutional Medicine 4. Result After Yeoldahanso-tang(熱多寒少湯) medication, Taeumin patients were improved the tremor. 5. Conclusions These case-studies show an efficient result of using Sasang traditional medicine in the treatment of tremor.