/// SIDE BY SIDE
Comparisons, graded by evidence
Two options, the same criteria, the trials behind each. No winner declared without the data.
- cold-exposure
Cold Plunge vs Ice Bath: Temperature, Duration, Evidence-Graded Protocols (2026) →
Cold plunges and ice baths are marketed as different — but the peer-reviewed literature treats them as variants of cold-water immersion. What the RCTs actually show about temperature, duration, and re…
- supplements
Magnesium Glycinate vs Citrate: Sleep, Anxiety, Absorption (2026) →
Magnesium glycinate and citrate both absorb well — but one has a dedicated 2025 RCT for sleep (n=155) and the other doesn't. The difference matters more than dosing labels admit.
- breathwork
Wim Hof vs Buteyko Breathing: RCT Evidence Side-by-Side (2026) →
Wim Hof and Buteyko use opposite CO2 strategies — one deliberately purges it, the other deliberately preserves it. What the RCT literature actually shows for immune function, anxiety, asthma, and HRV.