Dr. Nowzaradan tells Tara that if she doesn't change her eating habits immediately, she'll only live five more years. Tara is reduced to tears when her mother delivers an ultimatum on top of that.
Reality Slaps a 600-Pound Woman in the Face
Chuck is surprised to discover that surgery didn't take away his cravings. He's still getting meals from the drive-thru.
Surgery Didn't Take Away the Cravings
Moving to Texas wasn't easy for Christina, but she's kept a brave face. Daunted by getting into her temporary home, though, she breaks down into tears.
Crying for the First Time in a Month
Christina is shocked to discover how little weight she's lost after surgery. Her family offers her some excuses, but she tells them it's simply not good enough and she has to work harder.
Weight Loss Plateau
Zsalynn is scared going into surgery, but she puts on a brave face for her daughter Hannah. She confesses that she wishes her husband were there to support her.
Brave Face for Surgery
Zsalynn fights -- and wins -- the battle over tortilla chips at a Mexican restaurant, but she later falls prey to another food craving.
Virtuous Food Behavior
Paula mentally prepares for gastric bypass surgery by drastically altering her look with bright green hair dye.
Transformation from the Hair Down
James comes from a long line of family obesity and at 706lbs, is determined not to die in the same hospital bed that his father and sister did.
Is James Next?
Penny is transported from her home in Maryland to see Dr. Nowzaradan in a Texas hospital. Once she's there, he shares some grim facts about her weight and BMI.
Trip to the Hospital
These individuals transform their bodies -- and their lives -- over an intense seven-year journey.
A Transformation That Shocks
Olivia is placed in the hospital for 48 hours to assess her preparedness for gastric bypass surgery.
A 48-Hour Test
Olivia travels from Chicago to Texas to see Dr. Nowzaradan, but the 18-hour car trip is grueling for someone in her condition.
Olivia Leaves Chicago
Post surgery Zsalynn enjoys the next step in her battle with obesity, but her victory is short lived with the arrival of her unsupportive husband.
Paula is motivated to work out with a personal trainer at her gym, but it's still going to take some time before Dr. Nowzaradan's diet advice really sinks in.
A Burrito After the Gym
Chuck weighs almost 700lbs and it has hindered every aspect of his life. He's had to downsize his business and his wife feels like a single-parent, who is ready to leave him.
Chuck and Nissa
Christina's husband and mother are enabling her to eat 7,000 calories a day. She learns a tough lesson from Dr. Nowzaradan: When they put food in front of her, she must simply say no.
7,000 Calories a Day