Halsa Blog

2026

Do Biohackers Wear Sauna Hats? What Bryan Johnson, Huberman & Attia Actually Do

Bryan Johnson uses ice packs on his head at 200°F daily. Andrew Huberman recommends 176–212°F...
Read more
2026

Sauna and Longevity: What the Research Actually Says (2026 Guide)

The complete, science-backed guide to sauna and longevity — what the Kuopio study actually shows,...
Read more