Dr Nick Coatsworth leads participants Liberty and Eliza through the chilling experience of cryotherapy. Amidst subzero temperatures, they delve into the science behind cryotherapy's potential health benefits, including reducing inflammation, boosting metabolism and beating stress. We also catch up with our other six participants, who are continuing their transformative 12-week longevity journey.

In the finale of Do You Want to Live Forever, the moment of truth arrives for our eight participants. After 12 weeks of challenges, intense training and cutting-edge treatments, Tracy Grimshaw and Dr Nick Coatsworth reveal whether they have successfully turned back their biological clocks.