Plot: It's nearly the halfway point of the season, so the contestants celebrate the occasion with a challenge involving the total of their weight lost to date. Plus, they receive an inspirational visit from their doctor to assess their health advances
Cast
Bob HarperTrainerBob Harper was 42 in The Biggest Loser - Season 5 - Special Guest Appearance by Jillian's Mom (Episode 7).
Birthday: Wed, Aug 18 1965
Alison SweeneyHostAlison Sweeney was 31 in The Biggest Loser - Season 5 - Special Guest Appearance by Jillian's Mom (Episode 7).
Birthday: Sun, Sep 19 1976
Jillian MichaelsTrainerJillian Michaels was 33 in The Biggest Loser - Season 5 - Special Guest Appearance by Jillian's Mom (Episode 7).
Birthday: Mon, Feb 18 1974