She’s trapped in her own body. At 700 pounds, Colleen knows her addiction to food is killing her – and wants to change her fate. Here, Coleen tells her story, from childhood to the struggles she faces every day. Dr. Oz begins his intervention with a house call.

Click here to watch Part 2: Colleen admits why she's afraid to lose the weight.


Click here to watch Part 3: Colleens husband and mother join the show. 

Click here to watch Part 4: After refusing medical tests for 15 years, Colleen begins treatment.

Click here to watch Part 5: Dr. Oz explains Colleens shocking test results

Click here to watch Part 6: Colleen's mentor, Ruby, promises to help her lose the weight. 

Is This the Key to Ultimate Hydration?

See how electrolytes work in your body.

Is This the Key to Ultimate Hydration?

Whether you're trying to stay hydrated for your workout routine or rehabilitation, recovery and hydration is so important to keeping your body performing like it should. So how do you make sure that happens? You need electrolytes — the minerals that give electrical power to your body. What the video below to see how they get to work inside your body and how you seamlessly add them to your day.

Presented by USANA.