HealthSelf-optimization with a personal trainerTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoHealth07/03/2020July 3, 2020Lukas Ksoll is a personal trainer who helps his clients to reach their self-improvement goals. In addition to sport and regular exercise, he also focuses on nutrition and stress management. https://p.dw.com/p/3eOMCAdvertisement