Cortisol: skip 'adrenal fatigue', real burnout markers decoded
Why single cortisol tests are rarely useful, the "adrenal fatigue" myth debunked, and when specialised testing actually matters
11 min read
Morning
cortisol peaks naturally at 6-8am
Endocrine Society
Good reasons to test
- Difficulty waking or morning fatigue
- Chronic stress or burnout symptoms
- Wanting to track stress response over time
Targeted Testing
AM Cortisol
The morning hormone behind your wake-up — and your stress response
$65one-off, no subscription
- NATA-accredited pathology
- No GP referral needed
- Results in 3-5 business days
- Collect at 1,900+ centres
Why this test
AM cortisol measures your morning stress hormone peak.
Cortisol naturally peaks in the morning to help you wake and prepare for the day. Testing at this time provides the most clinically useful assessment of your adrenal function.
Understanding your results
Within range
Your morning cortisol is healthy
Below reference range
Low morning cortisol may warrant further investigation — discuss with your healthcare practitioner
Elevated
Worth discussing with your healthcare practitioner
Reference ranges vary by laboratory and personal context. Your result is shown against the lab's range in your dashboard, alongside what it means.
How it works
1
TODAY
Order online
Pick a test or panel and check out. No GP referral, no waiting room.
2
THIS WEEK
One quick visit
Walk into one of 1,900+ NATA-accredited collection centres. A single blood draw is all it takes.
3
IN 2–5 DAYS
Clear results
We translate your results into plain language in your dashboard - what each marker means, and what is in range.
4
ONGOING
Track over time
Retest when it matters and watch your trends, so you can see what is actually changing.
Complete your health picture
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Evidence-based articles from the Clarity Journal.
This information is for general education and is not medical advice, diagnosis, or treatment. Results are best interpreted with a qualified healthcare practitioner in the context of your symptoms and history.