Limitless with Chris Hemsworth Episode 2 - "Shock"
To maximize longevity, you might think it’s best to play it safe and stay cozy. But some scientists believe we should do the opposite, as exposure to extreme temperatures can trigger our bodies’ own defenses against the killer diseases of old age. Chris heads for the freezing Arctic with his brothers Liam and Luke to take on the ultimate cold therapy.
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From left: Craig Parry, Ben Grayson, Aaron Grist, Liam Hemsworth, Chris Hemsworth, Luke Hemsworth, Luke Zocchi, Ross Edgley, Mick Fanning, Cristian Prieto in Norway. (photo credit: National Geographic for Disney+/Craig Parry)