In the wake of The Biggest Loser's controversial finale last week, some critics are calling for the NBC show to alter its format, or be canceled altogether.

Rachel Frederickson revealed she'd lost a whopping 155 lbs. - including 45 in the past three months alone - to win this season, and spark controversy.

Posted in: Health

When Rachel Frederickson left The Biggest Loser ranch, her goal was to keep the weight off and then some. She succeeded, to put things mildly.

Returning to the show 45 lbs. lighter than she left it, for a total weight loss of 155 lbs., the spotlight is now focused on whether she is too skinny.

Posted in: Health