Season 10 Episodes13
Cast3

Bob Harper
Self

Alison Sweeney
Self - Host

Jillian Michaels
Self
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Ranked #8 of 13 in Season 10•matches the season avg
The remaining four players leave the ranch and try to maintain healthy habits at home. After six weeks, they return to the ranch to run a marathon before the final weigh-in. Two finalists are named, and the other two must depend on viewer votes to

Bob Harper
Self

Alison Sweeney
Self - Host

Jillian Michaels
Self
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"Week 12" is episode 12 of The Biggest Loser season 10. It scored 6.1/10 from 11 votes, ranking #8 of 13 episodes this season (season average 6.1). It aired on December 7, 2010.