Kaya Renz from Berlin is a fitness trainer and sports model.
The 35-year-old trains numerous celebrities and competitive athletes, her live workouts have recently been among the most popular on Instagram in German-speaking countries.
In an interview, she explains the dangers of increasing training after weeks of full home workouts and gives tips on how to get back to top form and ideal weight in a targeted manner without injury.
WORLD:
What do athletes have to pay particular attention to when increasing their training after the corona break?