Which famous people use Morning sauna and cold plunge contrast routine?

1 person has talked about it publicly.

Uses it

About 20 min sauna, ~2 min cold plunge, back to sauna; suggests beginners start around 3 min in the plunge

Rogan described doing sauna and cold plunge most mornings, and on JRE #1942 said a 20-minute plunge he once did was a mistake.

“I don't recommend doing that. But three minutes is nothing. Three minutes is normal.”Joe Rogan