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.

While transitioning to a healthier lifestyle, Tracey and her husband Anthony begin to have relationship troubles.

Chay's Aunt and Uncle who supported his weightloss journey, aren't as supportive of him coming out as transgender.

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

Tracey describes the challenges growing up that led her to turn to food for comfort.

Chay reinvents himself as Lola and goes shopping for a new wardrobe.

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.

Steven describes the troubles he experienced as a child that led to his weight gain.

Steven demands fast food from his father as they make their way towards the hospital.

Will Ashley be able to turn her life around and achieve her goal of owning a childcare facility?

The seventh season of "Who Do You Think You Are?" returns on Sunday, March 5 at 10/9c.

WHO DO YOU THINK YOU ARE? returns this spring to give eight new celebrities a unique opportunity to dig into their roots and learn more about their family history. New episodes begin Sunday, March 8 at 10/9c.

This season of Who Do You Think You Are? features J.K. Rowling, Alfre Woodard, Tom Bergeron, Ginnifer Goodwin, and Bryan Cranston.

When "Who Do You Think You Are?" returns on Tuesday, Feb. 24 at 10/9c, celebrities will discover life-altering truths about their ancestors.

Minnie Driver unravels the deep family secrets her late father kept hidden.

Lisa Kudrow visits The Talk to promote the newest season of "Who Do You Think You Are?" and announce that Talk host Julie Chen will appear on the show!

Get to know Dan Bucatinsky, Executive Producer of "Who Do You Think You Are?" In this video, the actor, author, dad and TV fanatic answers questions about his life and career.