In the season finale, a dad and daughter work on their relationship.
A drama coach's 448-pound frame keeps him from his dreams.
A former Marine and a loving daughter hope to lose weight.
A "vertically challenged" woman believes her weight holds her back.
A woman deals with giving up her son for adoption.
A 44-year-old mother of two wants to lose half her weight.
A former beauty pageant competitor struggles with criticism.
A man becomes an excessive eater following the death of his siblings.
A woman uses food for comfort following her husband's suicide.
A man takes on the challenge of losing half his body weight.
A 417-pound overeating adult asks for help.
A woman and her only son have become obese to cope with abandonment.
In the season four premiere, Ty and Charita make series' history!
Hit series Extreme Weight Loss is a unique, non-competitive show about weight-loss transformations that documents the unprecedented 365-day journey of courageous, super obese participants. The participants - whose lives have become unmanageable because of their weight - will undergo a transformation not only of their bodies, but of who they are as individuals.
A police officer weighing nearly 450 pounds is in danger of losing his job.
Chris helps Cassandra, a former athlete who turned to food for comfort.
The country star plays one of the songs Jayce wrote.
Wally: Sneak Peek
The famous gymnast helps Georgeanna shed more pounds.
Chris doesn't think Melissa is ready to change, and he lets her quit. But Chris's wife, Heidi, who's taking the lead on this case, is furious.
Sneak Peek: I have never been thin.
See his final weigh-in after a year of hard work.
He missed his Phase 1 goal. Can he recover?
See his full transformation.
Jayce is starstruck when the music star walks in.
Tyrese, Ginuwine and Tank inspire Charita -- and vice versa.
See the record-breaking results of his first three months. Bruce sets a record for the highest percentage of body weight lost in 90 days, on the Season 4 episode "Bruce" of Extreme Weight Loss.
Extreme Makeover: Weight Loss Edition Sneak Peek
Chris confronts her with surveillance from a private detective.
A single mom's moment of truth.
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