THE BIGGEST LOSER  Season 12 Episode 7 airs Tuesday November 1 8-10 p.m. ET on NBC. Episode Synopsis : CONTESTANTS SWITCH TEAMS AND TRAINERS  AFTER GAME-CHANGING CHALLENGE – The competition shakes up this week when contestants change teams more

THE BIGGEST LOSER  Season 12  Episode 7 airs Tuesday November 1 8-10 p.m. ET on NBC. Episode Synopsis : CONTESTANTS SWITCH TEAMS AND TRAINERS  AFTER GAME-CHANGING CHALLENGE– The competition  shakes up this week when contestan more