Cold Plunge Science: Real Recovery, Real Training Costs
Cold-water immersion reliably lowers muscle soreness, and used straight after lifting it measurably reduces the muscle growth that resistance training is meant to produce.
Niche
Recovery
Heat, cold, and rest protocols, and the difference between recovery science and ritual.
Sauna and Longevity: What 20 Years of Finnish Data Show
Frequent Finnish sauna use tracks with sharply lower cardiovascular and all-cause mortality across two decades of cohort data, and no randomized trial has yet confirmed it.