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The Stress & Cortisol Digest

Cortisol is having a moment online — most of it wrong. Get the real physiology of stress, sleep, and burnout, and what genuinely helps.

• What cortisol actually does — and the myths worth ignoring
• The stress–sleep–hormone loop at midlife, explained
• Evidence-based ways to lower the stress load that stick
• New stress and mental-wellbeing guides as we publish them

Prefer to browse first? Read our Stress & cortisol guides. Every claim is checked against primary medical sources — see our editorial process.