Dr Marzuki Isahak, MBBS, MPH, DrPH He started his medical career about eleven years ago after graduating from University of Malaya in 2003. He then pursued Master in Public Health (MPH) in 2008 and 2013 has marked a great achievement for him as he was conferred with Doctor of Public Health (DrPH) degree with focus on Occupational Health . Dr Marzuki Isahak  is Medical Lecturer in the Occupational and Environmental Health unit. He teaches Occupational and Environmental Health to undergraduates and postgraduates students in Faculty of Medicine and Faculty of Engineering, University of Malaya. In 2013, Dr Marzuki supervised one PhD student, one DrPH student, five master candidates and was also appointed as the academic advisor to 10 M.B., B.S. students. In clinical services, he was credentialed as a Public Health Physician by University Malaya Medical Centre (UMMC) and registered as Occupational Health Doctor in Department of Occupational Safety and Health (DOSH), Ministry of Human Resource Malaysia. He is currently practising in the Occupational Medicine Clinic in UMMC. He also serves as Deputy Chairman in Society of Occupational and Environmental Medicine- Malaysian Medical Association (SOEM-MMA) for the term 2013/2014. Dr Marzuki is a member in Centre for Occupational and Environmental Health-UM (COEHUM) and involved in research and other activities organised by the centre. As his interest is in occupational health