Hormone Health Hub: Expert Insights on Testing, Balance & Better Living — stress and cortisol

Blue Zones are five regions of the world where people consistently live longer, healthier lives than anywhere else on the planet. From Sardinia to Okinawa, these communities share a set of lifestyle habits — around diet, movement, social connection, purpose, and stress — that collectively reduce the risk of heart disease, diabetes, and premature death. This article explores what Blue Zone communities have in common, the science behind why these habits work, and seven practical steps you can take to bring Blue Zone principles into your own daily life.

Cortisol can be measured in saliva, blood and urine — but each method tells a different story. Saliva reflects bioavailable cortisol, blood measures total output, and dried urine captures the full circadian pattern. This article explains the clinical differences and helps you choose the right test.