Danny Jones Podcast #343 - They're Wrong about Cold Exposure: How to Really Supercharge Your Body | Dr. Thomas Seager
Oct 24, 2025
Dr. Thomas Seager, a cold-plunge expert and CEO of Morozko Forge, dives into the fascinating science behind ice baths. He discusses their surprising effects on testosterone levels and sexual health, claiming they can rival traditional hormone replacement therapies. Seager also explains the importance of mitochondrial health and how cold exposure can enhance metabolism. He shares insights on the mainstreaming of cold therapy, optimal plunge durations, and even tackles dietary impacts on mitochondrial function. A rich conversation blending science and practical advice!
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Cold Before Exercise Boosts Testosterone
- Pre-cooling (cold before exercise) spikes LH and testosterone while also improving mitochondrial peak power output.
- Reversing the common post-exercise ice bath practice yields better recovery and muscle-building signals.
Personal PSA And Testosterone Turnaround
- Thomas Seager describes lowering his PSA from 7 to 1.1 using ketogenic diet and daily ice baths without surgery.
- His testosterone simultaneously rose to 1180 ng/dL, surprising his urologist.
Brown Fat Recruits Better Mitochondria
- Regular daily cold exposure induces mitobiogenesis and recruits brown fat, improving metabolism and insulin sensitivity.
- Brown fat is mitochondria-rich and functions as a secretory organ affecting thyroid and metabolic health.
