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.

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 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.

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

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.

Dottie details her struggle with weight loss.

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

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

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.

My 600-lb Life premieres Weds on TLC.

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

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