longevity science
Longevity Science Showdown: Cold vs Infrared? 3‑Minute Gain
Infrared saunas deliver a stronger, more consistent immune boost than cold showers, cutting infection rates by 22% in a 2024 trial of 200 adults. Both modalities promise rapid hormonal and cellular shifts, yet the durability of those shifts, the impact on chronic inflammation, and the practicality for daily routines differ