Psychiatry & Psychotherapy Podcast Cold Exposure for Mental Health
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Jan 17, 2025 Liam Browning, a returning guest with expertise in mental health and wellness, dives into the fascinating world of cold exposure. They discuss various methods like ice baths and cold-water swimming, examining their scientific backing for improving mood and anxiety levels. Topics include the physiological effects on dopamine and norepinephrine, practical safety tips, and historical practices. They also address misconceptions about immune boosting and emphasize individual responses, all while highlighting the potential for cold immersion in daily wellness routines.
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History of Cold Therapy
- Cold exposure therapy dates back to ancient Greece and Rome, used to treat fevers and stop bleeding.
- While less popular in Western cultures, Nordic countries have continued cold exposure practices, often socially.
Cold Water Swimming Safety
- Do not practice cold water swimming alone; go with an experienced person for safety.
- Ease into cold exposure gradually to avoid shock.
Physiological Response to Cold
- Cold exposure activates bottom-up signals from skin thermoreceptors to the hypothalamus, triggering the sympathetic nervous system.
- Top-down signals from brain regions like the prefrontal cortex and amygdala activate anxiety centers and the HPA axis, further increasing norepinephrine.
