Jennifer Widerstrom Celebrity Watchlist

Jennifer Widerstrom

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Jennifer Widerstrom, Bob Harper, Dolvett Quince, <em>The Biggest Loser</em>

Bob Harper Is the New Host of The Biggest Loser

The Biggest Loser trainer Bob Harper has been promoted to host of NBC's long-running weight-loss show. Harper, who has been with the series since Season 1, will replace Alison Sweeney, who announced last month that she's leaving The Biggest Loserafte… Read more

Video ClipsSee all »

The Biggest Loser: We're Back And So Is Jillian Trailer
02:48 — Jillian Michaels returns, along with Bob and Dolvett, to challenge and inspire America. The Biggest Loser returns January 6th!
Ali's Routine
01:25 — Ali fills you in on her busy routine.
Meet the Purple Team
01:59 — Take a closer look at this season's teams on "The Biggest Loser: Couples." Season Premiere, Jan. 5, 8/7c
Sam's Personal Blog: Week 12
03:17 — Check in with Sam by watching their weekly personal video blog.