Episode #6.3
- Episode aired Feb 3, 2011
For the first time in Biggest Loser history, the trainers had to weigh in. Contestants participated in three levels of 10 km on treadmills.For the first time in Biggest Loser history, the trainers had to weigh in. Contestants participated in three levels of 10 km on treadmills.For the first time in Biggest Loser history, the trainers had to weigh in. Contestants participated in three levels of 10 km on treadmills.