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Where To Watch The Biggest Loser Season 13

  1. 1Week 1January 3, 2012
  2. 2Week 2January 10, 2012
  3. 3Week 3January 17, 2012
  4. 4Week 4January 24, 2012
  5. 5Week 5January 31, 2012
  6. 6Week 6February 7, 2012
  7. 7Week 7February 14, 2012
  8. 8Week 8February 21, 2012
  9. 9Week 9February 28, 2012
  10. 10Week 10March 6, 2012
  11. 11Week 11March 13, 2012
  12. 12Week 12March 20, 2012
  13. 13Week 13March 27, 2012
  14. 14Week 14April 3, 2012
  15. 15Week 15April 10, 2012
  16. 16Week 16April 17, 2012
  17. 17Week 17April 24, 2012
  18. 18Week 18 - FinaleMay 1, 2012