Two years after her weight loss surgery, Bettie Jo is pregnant and dealing with serious health issues that could jeopardize her progress.

Jennifer discusses some of the early childhood trauma that led to her food addiction.

In an effort to lose weight, Marissa convinces her mother to go to the gym with her. Unfortunately, Jennifer feels she is unable to take such a big step at this time and they decide to take a walk around their neighborhood.

Schenee's story how she came to be overweight.

Tensions rise as Sarah and her mom move into their new apartment in Houston. Within minutes, Sarah's mother finds several hidden bags of candy and cookies which instantly makes her worried about Sarah's level of seriousness concerning this process.

Sarah moves in with her grandmother who is helping her stay on track to lose weight.

Sarah describes her early childhood and what led her to gain all the weight.

Renee has an emergency on the way to Houston.

Renee tells us about her rough childhood that led to her being overweight.

David and Benji have their first appointment with Dr. Nowzaradan and realize they are much heavier than they previously thought.

Brothers David and Benji discuss their early childhood and the stressors that led to their overeating.

After Tamy has lost a significant amount of weight, she makes an effort to be more independent and decides to do the laundry on her own. Unfortunately, this simple task does not go as she hoped.

Tamy describes her early childhood and how her family influenced her weight gain.

Robert struggles every morning with simple tasks due to his weight. Luckily, his fiancé, Kathryn, is there to help him get through the day.

Lisa's daughter Danielle describes her mother's food situation.

Lisa discusses her early childhood and how she got to this weight.

Janine makes her way to the airport in an effort to go see Dr. Nowzaradan in Houston.

My 600-lb Life premieres Weds on TLC.

Kirsten struggles to leave the house, realizing she is now too large to fit in the front seat of a car.

Alicia recognizes that her weight was a topic of concern, even from a young age.

Now that Chuck has lost nearly 400 pounds, he's able to do his job better and is ready to be the kind of man who supports a wife and children. He delivers an emotional testimony at church about his lifestyle change.

Alicia discusses her relationship with her boyfriend Tim as well as her love affair with food.

When Tara weighed 606 pounds, dating wasn't even a thought that entered her mind. Now that she's lost 300 pounds, she's looking for a good man to start a new life with.

At over 700lbs, Teretha's life is confined to a bed which is a far cry from her former job representing Detroit's healthy eating program.

Alicia and her mother have an emotional conversation about Alicia's childhood and her weight gain.

Christina's weight loss has gone too far, too fast, and now threatens her life.

Liz discusses the events in her childhood that have caused her to gain the extra weight.

With the help of her physical therapist, Liz attempts to stand.

Doug is not the only one dealing with a weigh loss issues, as Ashley describes her own struggle and how Doug has been bringing them both down.

After losing 300lbs, Paula must endure more surgery to deal with a body entirely covered in loose and sagging excess skin.

Zsalynn is excited for a fresh start but her 360-body lift at a Beverly Hills clinic proves more challenging than expected.

Liz speaks with a professional counselor to discuss some of the reasons she turns to food.