Dr Ljungman is clinical cardiologist at Danderyd Hospital, Stockholm, Sweden, one of the largest departments of cardiology in Sweden. He is also a Senior Researcher at the Institute of Enviromental Medicine, Karolinska Institutet, Stockholm, Sweden where he is Research Group Leader since 2020 and has been researching the health effects of air pollution and other environmental factors since 19 years. He has a Medical Degree from Uppsala University 1996 and is a Specialist in Internal Medicine (2010) and Cardiology (2012). He defended his PhD at Karolinska Institutet in 2009 and conducted a postdoctoral fellowship at Harvard University 2012-2014. He is the PI of Climate Health and Air pollution Research study in India (CHAIR-India), a large collaboration between Karolinska Institutet, Harvard University, Boston University, Ben Gurion University of the Negev, Israel and Ashoka University in India, investigating the health effects of air pollution and temperature in India. This project has developed a spatiotemporal satellite-based air pollution and temperature model with daily estimates from 2008-2020 over 1x1km grid across India and links this data to health cohort data. He is PI of MiljöSCAPIS, a study of noise and cardiometabolic disease in 30 000 participants of the Swedish Cardiopulmonary Imaging Study (SCAPIS) cohort and PI of the Cardiovascular Effects of Air Pollution and Noise in Stockholm (CEANS), a cohort of 22 000 participants in the Stockholm region. He has also contributed to work on air pollution and health effects in Swedish studies such as the Swedish Clean Air and Climate Research Program (SCAC) and several multi-center European studies such as AIRGENE, ELAPSE, and EXPANSE, and US studies including health effects of air pollution in the Framingham Heart Study. He is co-author of 95 peer-reviewed original articles. His current H index is 32