Operation Transformation

Kathryn Thomas travels around the country to reveal the first three leaders in the annual weight loss contest, beginning at the Sport Ireland National Sports Campus in Dublin.

Health and human performance professor Niall Moyna tests the leaders to find out whether their bad habits have had a negative impact on their health. Presented by Kathryn Thomas.

Three of the leaders face the scales to see if their hard work has paid off, while the country steps into the new year with Nationwide Walks taking place in over 50 locations.

After the first week on the food and fitness plan, two more leaders face the scales and Operation Transformation launches the campaign Ireland Lights Up with the GAA.

Three weeks into the Operation Transformation food and fitness plan, some of the leaders are beginning to struggle.

Three weeks into the plan, and some of the leaders are beginning to struggle. In the Live Better, Live Longer strand, Dr Eddie Murphy investigates the impact of stress.

Kathryn Thomas helps to launch the search for the Operation Transformation Heroes, individuals who are making the healthy choice the easy for their communities across the country.

After another week on the Operation Transformation food and fitness plan the final 2 Leaders face the scales at the weigh-in. The Leaders continue their group challenges with older people doing extraordinary things.

After another week on the food and fitness plan, three first Leaders face the scales at the weigh-in. Cameras also reveal how the Operation Transformation Community Champions across the country are getting on, and another family steps up to Karl Henry's ad break challenge.

After another week on the Operation Transformation food and fitness plan the final 2 Leaders face the scales at the weigh-in. The Leaders face their final challenge and go head to head with the Leaders from last year. Karl Henry looks at the issue of screen time for Ireland’s digital natives.

In this week's hour-long special, the leaders continue their weight loss and reward themselves with some retail therapy.

It is the day of five kilometre run in the Phoenix Park, and the five leaders are ready to take on the challenge of a lifetime with 5000 other walkers, joggers and runners.

It’s the grand finale, presented by Kathryn Thomas. Our 5 Leaders take their transformations to the catwalk. After being on the Operation Transformation plan for 8 weeks, their health and fitness transformation has well and truly begun. We find out how far they’ve come in this short space of time. We also celebrate our Operation Transformation Heroes; individuals who are make the healthy choice the easy choice across the country.