Arnt Erik Tjønna, Norwegian University of Science and Technology (IMAGE)

Norwegian University of Science and Technology

Arnt Erik Tjønna, Norwegian University of Science and Technology

Caption

Arnt Erik Tjønna, (left) a postdoctoral fellow at the Norwegian University of Science and Technology's KG Jebsen – Centre of Exercise in Medicine, tests a healthy volunteer for his maximal oxygen uptake (VO2max). Tjønna was the lead author of a new article in PLOS ONE that shows that even inactive men can improve their fitness greatly from short bouts of high-intensity training.

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NTNU/KG Jebsen &#8211 Centre of Exercise in Medicine

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