Jonas Johansson
Job description
Senior Researcher employed at the Department of Community Medicine, UiT. Main research focus is using epidemiological research data from the Tromsø Study to study ageing processes, muscle strength, physical function, musculoskeletal conditions (sarcopenia, osteoporosis, fractures), and the influence of physical activity. Have led the scientific committee for the ongoing Tromsø8 data collection wave taking place between 2025-2026. Also works with the RCN-funded RESTART project, a randomized controlled trial which investigates how a complex lifestyle intervention can improve and maintain the health status of older adults 60+. Have a background in exercise physiology and completed a PhD in Public Health in 2018.
Member of the Epidemiology of chronic diseases research group and associate member of the research groups Sport, physical activity, and health and Health informatics and technology
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Research interests
- Sarcopenia and physical functioning
- Health effects of strength training
- Physical activity assessment
- Falls/fractures risk assessment and prediction
- Osteoporosis and bone metabolism
- Body composition
- Healthy ageing
Teaching
Supervises Masters' theses at the Master of public health program, Master in clinical nutrition program, and the Master in medicine program. Lecturer commissions at the Bachelor in sports science and Clinical nutrition educational programs. Have since 2012 supervised 13 master students in sports medicine, clinical nutrition, public health, and medicine.
PhD supervision:
2021-2026: Main supervisor for Elisabeth Dahl Martinsen. Preliminary doctoral thesis title: Mental health trends among older adults and association with lifestyle factors and non-communicable disease
2025-2028: Main supervisor for Karianne Hagerupsen. Preliminary doctoral thesis title: Monitoring and evaluating physical activity during a complex lifestyle intervention
2018-2021: Assistant supervisor for Marie W Lundblad. Doctoral thesis title: The obesity epidemic; population levels of visceral adipose tissue and trends in body composition - insights from The Tromsø Study.
2021-2025: Assistant supervisor for Erlend Johannesen. Preliminary doctoral thesis title: Collecting health data using wearable sensors and smartphones: towards establishing a digital twin concept
2021-2025: Assistant supervisor for Ingebjørg Tronstad. Preliminary doctoral thesis title: Rheumatoid arthritis, bone mineral density and fractures - The HUNT and Tromsø Studies 2001-2019
2021-2025: Assistant supervisor for Rebecca Hetland. Preliminary doctoral thesis title: Socioeconomic gradients in non-communicable disease - biological and lifestyle risk factors: The Tromsø Study
2023-2027: Assistant supervisor for Tord Hammer. Preliminary doctoral thesis title: The influence of physical activity on bone mass from adolescence to young adulthood: The Fit Futures Study
Member of research group / centre
CV
Academic background:
2022 (ongoing) : Senior Researcher, UiT, Norway
2019-2022: Postdoc, UiT, Norway
2018-2019: Researcher, UiT, Norway
2018: PhD in Public Health, UmU, Sweden
2015-2018: Project coordinator, Region Västerbotten, Sweden
2012-2018: PhD candidate, UmU, Sweden
2010-2011: Lecturer in exercise physiology, Sports Medicine Unit, UmU, Sweden
2010-2011: Research assistant, Sports Medicine Unit, UmU, Sweden
2010: Master in Sports Medicine, UmU, Sweden
2008: Bachelor in Sports Science, UmU, Sweden
Academic commissions:
2021-2025: 4xExternal examiner for Master theses at NTNU and Western Norway University of Applied Sciences, Norway
2023: 2nd opponent - PhD evaluation and defense (Candidate: Tiril Tøien) at Molde University College, Norway
2022: 2nd opponent - PhD evaluation and defense (Candidate: Hilde Bårdstu) at NTNU, Norway
2020: Committee Leader (3rd opponent) - PhD evaluation and defense (Candidate: Marisa Da Silva) at UiT, Norway
2017: External expert reviewer for quality control and grading of evidence regarding physical activity treatment recommendations in Healthcare – The National Board of Health and Welfare, Sweden