Stress & sleep · Dec 10, 2025 · 3 min read
Your cortisol curve can be the map of your year
Cortisol can peak in the morning and fall by bedtime. Learn what a four-point cortisol test can tell you about your stress response that a wearable can't.
The EllaDx Journal
Stress and Sleep Articles
How cortisol follows a daily rhythm, and what a disrupted curve can look like across a stressful year.
1 article
Get started
Stop guessing. Start testing.
Answer a few questions. We’ll suggest tests linked to how you feel, with a clear price for every test.
No insurance required · HSA/FSA eligible · No subscription