Professional athletes often train 30 hours a week. They cycle between easy and hard training days. If they would workout hard every day their performance would

Professional athletes often train 30 hours a week. They cycle between easy and hard training days. If they would workout hard every day their performance would stall or even plummet.Nutrition and sleep is also very important for them . I don't understand why the lessons from pro sports are not taken into account also for work. In both cases it is about performance after all.