Why do people exercise? It really depends entirely on the era we live in. Quarks shows how and why people exercise in a journey through 200 years of sports and gymnastics. Authors: Judith König and Eva Schultes --- Thanks for watching! Did you enjoy the video? Then subscribe now to the only official Quarks channel on YouTube: https://www.youtube.com/Quarks?sub_co... Quarks on Facebook: / quarks.de Also visit: https://www.quarks.de Quarks on Instagram: / quarks.de / beautyquarks Find the clip in the WDR media library here: https://www1.wdr.de/mediathek/video/s...