Low-volume high-intensity interval training improves cardiometabolic health, work ability and well-being in severely obese individuals a randomized-controlled trial sub-study - Reljic, Dejan; Frenk, Fabienne; Herrmann, Hans J.; Neurath, Markus F.; Zopf, Yurdagül (Friedrich-Alexander-Universität Erlangen-Nürnberg, 2020)