Cold Water Immersion
Immersing in cold water triggers the diving reflex, activating both the sympathetic and parasympathetic nervous systems. This response not only conserves oxygen but also promotes a sense of mental balance through the release of serotonin. Anecdotal evidence suggests that individuals often feel better after cold exposure, highlighting the need for further research to validate these claims.In this clip
From this podcast

Huberman Lab
Dr. Susanna Søberg: How to Use Cold & Heat Exposure to Improve Your Health | Huberman Lab Podcast
Related Questions
Can the diver's reflex be triggered by only submerging the face in cold water, as discussed in the episode Dr. Susanna Søberg: How to Use Cold & Heat Exposure to Improve Your Health | Huberman Lab Podcast and the clip Cold Water Immersion?
Can the diver's reflex be triggered by only submerging the face in cold water as discussed in the episode Dr. Susanna Søberg: How to Use Cold & Heat Exposure to Improve Your Health | Huberman Lab Podcast and the clip Cold Water Immersion?
Can the diver's reflex be triggered by only submerging the face in cold water?