Welcome to Huberman Lab Essentials,
where we revisit past episodes for the most potent and actionable science-based tools for mental health,
physical health, and performance.
I'm Andrew Huberman,
and I'm a professor of neurobiology and ophthalmology at Stanford School of Medicine.
Today we are talking about the science of heat.
Heat is a remarkable stimulus, meaning when we are in a hot environment,
it has a profound effect on our biology.
So we're going to talk about the science of heat and heating both in terms of their mechanisms.
And as I know,
many of you are interested in the tools related to the use of heat, things like sauna,
how often to do sauna, how long to be in the sauna,
how hot to be in the sauna for particular goals and outcomes.
We heat up two ways.
We heat up from the outside, meaning the things that we come into contact with,
the clothing that we put on our body,
whether or not there's heat in the room or whether or not it's cold outside or cold in a room.
And we heat up from the inside.
At every point across your entire lifespan, you have two distinct temperatures.
One is the temperature on your skin,