This study was performed to analyze the recent trend of the studies about obesity in medicine and to provide background for futher studies. Methods: All of the article were selected in The Korean Journal of Obesity . Search were conducted through http://kosso.or.kr with the search word obesity . Collected articles were classified into clinical study, experimental study, literary study, case report. Results: One hundred eighty four studies were included and analyzed in terms of study design, subject, intervention, period, obesity index and so on. The numbers of clinical studies, literary studies, experimental studies, case reports were respectively 143 (77.7%), 26 (14.1%), 2 (1.1%) and 7 (3.8%). In clinical studies, observational studies were 112 (78.3%) and intervention studies were 31 (21.7%). And most of sample sizes were more than 100 and less than 499. Body mass index, waist circumstance, body fat percent were major criteria of clinical study. Most of the subjects on obesity were about relation with another disease or experimental results and diagnosis. According to classification by the kinds of intervention, diet, exercise, drug, behavior were respectively 22, 18, 8, and 8. More than fourty percent of intervention studies were studied for 12 weeks. Conclusions: To improve the quality of Korean Medicine study for obesity, we need to recruiting big sample size and activate randomized clinical trial.