Ruby, who was once 700 pounds, shares words of inspiration and support for Colleen, who meets the rest of the team that will help her lose the weight.

Click here to watch Part 1: 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. Colleen's 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's explains Colleens's shocking test results. 

66 Clever Ways to Keep Your Road Trip Healthy

From road trip food to on-the-go health hacks, here's all you need to have a safe vacation from city to city.

Summer is the perfect time for a road trip! But do you wonder how you can stay healthy with all the fast food and potential health issues along the way? Things can go downhill for everyone pretty quickly. Here are 66 clever and easy tips for keeping the trip on track for health and fun.

1. Pack Compact Snacks to Avoid Overeating

Reuse a cleaned creamer bottle or fill up a new tackle box with healthy bites like nuts, seeds, berries, dried fruit, and granola. This way, you'll cut down on multiple snack bags and boxes and won't over-indulge because you can only have a small handful at a time.

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