Gym chain founder and Olympian Les Mills Snr has died at age 91

Mills Snr, with his wife Colleen, founded Les Mills gyms in 1986. There are currently 12 Les Mills gyms around New Zealand. On the back of the gyms, Les Mills International group training was started by their son Phillip and his partner, Jackie. The peppy fitness classes set to music, like BodyAttack, BodyPump and BodyBalance, have been picked up in over 100 countries.