“…In the past years, physical exercise has become a rising research focus with regards to its health benefits and as a potential supporting treatment to counteract negative pathophysiological side effects of diseases and their treatments. One large area of such research is the possibility to develop cancer treatment‐complementing therapies based on physical exercise, 18 which aim not only for physical, but also for psychological benefits 19,20 . But there is so much more to it.…”