"limitless" Shock(2022) Instant

Extreme heat (sauna) triggers "heat shock proteins" that fix damaged proteins.

: Chris Hemsworth travels to the Arctic to perform a swim in 36-degree Fahrenheit (2°C) water. "Limitless" Shock(2022)

: Brief, intense stress from temperature (hormesis) forces the body to upgrade its repair systems and clear out damaged cells. Extreme heat (sauna) triggers "heat shock proteins" that

The episode explores how extreme temperatures—both freezing cold and intense heat—can trigger "survival" mechanisms in the body that promote longevity. "Limitless" Shock(2022)