Resources
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How Cortisol and Facial Aging Intersect
Discover how cortisol—the body’s key stress hormone—links energy, recovery, and skin health. When balanced, it supports focus and repair; when elevated, it accelerates aging by breaking down collagen. Explore how biohackers use cortisol insights to fine-tune habits like cold exposure, red light, and sleep for healthier skin and sustained vitality.
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Ever Feel Like Your Wearables Are Lying to You?
Wearables show activation; Hormometer™ shows recovery. Adrenaline drives short-term stress, while cortisol reveals how well your body resets. Together, they give a fuller view of balance and resilience.
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Dr. Andrew Huberman on Cortisol and Burnout
Dr. Andrew Huberman explains why cortisol is an energy-deploying hormone, not just a stress signal. Learn how daily habits shape your rhythm, and how Hormometer™ helps you track snapshots to visualize patterns in stress, sleep, and focus.
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Cortisol, Training, and Recovery: Understanding the Balance Between Stress and Performance
Cortisol plays a central role in training, stress, and recovery. Learn how balanced exercise supports resilience, while overtraining disrupts natural cortisol rhythms and slows progress.
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Hormometer™ Recognized for Health Innovation by Fast Company
Eli Health’s Hormometer™ was featured in Fast Company’s Innovation by Design Awards 2025, recognized for making real-time hormone insights accessible to support stress, sleep, and fertility awareness. Anytime, anywhere.
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Understanding Cortisol: Ranges, Variability, and Why Tracking Matters
Discover how cortisol rhythms shape stress, sleep, and energy, and why tracking patterns with Hormometer™ provides clearer hormone insights.
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Stress, Menopause, Perimenopause and the Influence of Cortisol
Cortisol’s daily rhythm guides sleep, energy, and stress. During perimenopause and menopause, this rhythm often shifts, sometimes running higher at night or flatter across the day.
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Cortisol Hormometer™ 101: The Ultimate Guide
This guide walks you through how to confidently use Hormometer™—from understanding cortisol and running your first test to avoiding common mistakes and unlocking powerful insights over time.
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The "cortisol cocktail" hack is going viral. Is it help or hype?
Viral “cortisol hacks” reflects a deeper issue: widespread symptoms of cortisol imbalance, and a lack of tools to understand them. While hydration can play a supportive role, the real story is more complex.
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Eli Health Raises $12M USD Series A
Eli Health is building the real-time interface to the human body. Our Series A fundraise helps us run faster, scaling production of the world’s first instant hormone monitoring system: Hormometer™.
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Sync Your Wearables with the Eli App
Connect Eli with Apple Health, WHOOP, Oura, Fitbit, or Garmin and watch heart-rate spikes line up with cortisol peaks—seamless syncing, smart test nudges, and one dashboard for clearer stress insights.
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Introducing *Insights*—Better Data, Better Guidance
Cortisol hints at energy and stress, but needs context. Early June, Insights turns your readings into actionable habits.