Mårten Nylén, also known as ”the Smiling Ninja”, is a personal trainer and coaches many celebrities and World Champions. He was also the host and Ninja Expert in the TV-show Ninja Warrior Sweden and the head trainer of 4 seasons of the TV show Biggest Loser Sweden where he and his team created some of the best results in the world. Mårten has a background in all kinds of sports but put his heart into martial arts at early age.
Mårtens methods and deep knowledge has made him one of the most popular trainers and lecturers in the country. Rehband is happy to support his mission to create health and smiles wherever he goes.