Johansen disputerer for ph.d.-graden i helsevitenskap og vil offentlig forsvare avhandlingen:
“Physical activity, endurance sport practice, atrial fibrillation, and prevention of adverse events: The Norwegian Exercise in Atrial Fibrillation Study (NEXAF)”
Avhandlingen er tilgjengelig her!
Prøveforelesningen vil også bli strømmet/the trial lecture will also be streamed.
Auditoriet er åpent for publikum, men vil også bli strømmet her. The auditorium is open to the public. The defense will still be streamed here.
|
![]() |
Populærvitenskapelig sammendrag av avhandlingen:
Atrial fibrillation is a common heart rhythm disorder associated with an increased stroke and mortality risk. The relationship between physical activity and atrial fibrillation is complex. Therefore, we studied the impact of physical activity on the risk of atrial fibrillation and related adverse events. We included older participants from Birkebeinerrennet and individuals from two large population studies. High physical activity levels, especially long-term endurance sport practice, were related to an increased risk of atrial fibrillation. Nevertheless, a simultaneous risk reduction for stroke and mortality was seen. Similarly, in individuals with atrial fibrillation, high physical activity was related to a reduced stroke risk and an increased life expectancy. This suggests that the benefits of high physical activity outweigh the
risks, and that regular physical activity offers substantial health advantages in individuals living with atrial fibrillation.
Hovedveileder
Professor Bente Morseth, Idrettshøgskolen, Det helsevitenskapelige fakultet, UiT Norges arktiske universitet.
Biveiledere
Forsker Bjarne Martens Nes, K.G. Jebsen Senter for Hjertetrening, Institutt for sirkulasjon og bildediagnostikk ved Det medisinske fakultet ved NTNU.
Overlege og forsker Marius Myrstad, Forskningsavd. Bærum sykehus.
Professor Maja-Lisa Løchen, Institutt for klinisk medisin, Det helsevitenskapelige fakultet, UiT Norges arktiske universitet.
Førsteamanuensis Silvana Sandbakk Bucher, NTNU.
Bedømmelseskomité
Førsteamanuensis Thijs Eijsvogels, Department of Physiology, Radboud University Medical Center - 1. opponent.
Professor Tom Ivar Lund Nilsen, Institutt for samfunnsmedisin og sykepleie, Norges teknisk-naturvitenskapelige universitet (NTNU) - 2. opponent.
Førsteamanuensis Agnethe Eltoft, Institutt for klinisk medisin, Det helsevitenskapelige fakultet, UiT Norges arktiske universitet – leder av komité.
Disputasleder: Svein Arne Pettersen, Idrettshøgskolen, Det helsevitenskapelige fakultet, UiT Norges arktiske universitet