Freeze the Fear with Wim Hof

Holly Willoughby and Lee Mack follow eight celebrities as they give up their warm lives to live in the Italian mountains in sub-zero conditions. There they face a series of daunting challenges designed to push their minds and bodies to the limit.

This week, the celebrities learn Wim's famous breathing technique, which proves to be an emotional experience for the group.

The celebrities are introduced to a surprise visitor that's close to Wim's heart, and they face a powerful man-made blizzard in nothing but their swimwear.

The celebrities are made to sweat in Wim's gym, where they learn how Wim's teachings have helped some of the world's most successful athletes. They also take on their coldest experience to date, the Ice Ladder - a spine-chilling endurance challenge that sees them battling to maintain their core b...

The celebrities must hold their nerve as they attempt to complete yoga stances on a tiny beam, which is suspended hundreds of feet above a frozen waterfall. They then attempt their scariest challenge so far - swimming underneath a frozen lake.

The celebrities try to freeze their fear and complete the ultimate challenge of jumping from a 500ft high bridge.