Two sessions of IN-SITU One Health Problem-Based Learning was held from 15th to 17th September and 22nd to 24th September 2017 at the Centre of Livestock Farming Lenggong, Perak led by Assoc. Prof. Dr. Mohd Hezmee Mohd Nor and team from Universiti Putra Malaysia (UPM) and facilitated by Prof. Dr. Stanley Fenwick from Tufts University, United States. A total of 147 students had a lot of learning fun participating in this activity. The activity exposed the students to the application of the theories learned in class at the pre-clinical level to the problem investigation using One Health concept.