Pioneered by Billy Blanks, an American taekwondo instructor, this new fitness trend combined taekwondo and boxing to create movements designed to promote fitness and work every area of the body. The name of the practice even came from an inspirational backronym:
Read more at https://www.benenden.co.uk/100yrsfitness/index.html#tvL3tpiQgvM1MdrU.99