JILLIAN MICHAELS is best known as a strength trainer and life coach for NBC’s hit series THE BIGGEST LOSER. The competitive weight-loss reality TV show is seen by nearly eight million viewers every week. Her passion for fitness training originates from 17 years of martial arts practice in Muay Thai and Akarui-Do, in which she holds a black belt. Since 1993 Jillian has held two personal training certificates from the leading certification programs in the country.