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.

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.

Nikki is staying with some family in Houston while she recovers from her surgery. See this step in her My 600 lb Life journey.

Lee and Rena describe what a trip to the grocery store is like for them.

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.

Lee gets into an argument with Dr. Nowzaradan when he doesn't meet his weight loss goals.

Brittani's eating helped her cope with the abuse she suffered as a child.

Two weeks post-op, Angel is determined to attend her son's football game. She's spent most of her son's life confined to the house due to her weight. Now, she's ready to live.

The stress of June's toxic addiction to food is destroying her relationship with Sadi, her girlfriend and caretaker. She hopes her 'My 600-lb Life' journey can save their love.

Janine's struggle with food started at an early age.

Janine realizes she needs to make a drastic change as leaves her apartment by herself to get food.

Dottie details her struggle with weight loss.

After gastric bypass surgery, Chad shed weight quickly. But he still faced a medical crisis when he didn't follow the doctor's orders, and it’s time he go where he hasn’t gone since he was a teen- the gym.

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.