The Biggest Loser: 13x1
Week 1
A new batch of couples arrive at the ranch and are shocked to learn they’ll be split up to compete against each other in the Season 13 premiere. The new round has a “No Excuses” theme, and the trainers address the reasons the contestants are overweight.
13 - 1Week 1 Jan. 03, 2012
13 - 2Week 2 Jan. 10, 2012
13 - 3Week 3 Jan. 17, 2012
13 - 4Week 4 Jan. 24, 2012
13 - 5Week 5 Jan. 31, 2012
13 - 6Week 6 Feb. 07, 2012
13 - 7Week 7 Feb. 14, 2012
13 - 8Week 8 Feb. 21, 2012
13 - 9Week 9 Feb. 28, 2012
13 - 10Week 10 Mar. 06, 2012
13 - 11Week 11 Mar. 13, 2012
13 - 12Week 12 Mar. 20, 2012
13 - 13Week 13 Mar. 27, 2012
13 - 14Week 14 Apr. 03, 2012
13 - 15Week 15 Apr. 10, 2012
13 - 16Week 16 Apr. 17, 2012
13 - 17Week 17 Apr. 24, 2012
13 - 18Week 18 - Finale May. 01, 2012