1. Episode 1

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. 27 May 2021. 46 min

Michael runs tests on the five volunteers to assess their health, and examines what they eat. And then they begin a new training plan.

2. Episode 2

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. 3 June 2021. 46 min

The group come together for a rooftop high-intensity training session. They also go cold-water swimming. And a self-confessed 'junk food vegan' makes some changes.

3. Episode 3

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. 10 June 2021. 46 min

As the group tackle the final fitness challenge, Michael explores stress, exercise and inner motivation. He also reveals how far they've come in 21 days - with some astonishing results