Track your hormones

in real time.

Woman running outdoors checking smartwatch, wearing black athletic leggings and a gray t-shirt, with scenic hillside background at sunset.

Join the waitlist for the first wearable that measures your stress, sleep, and energy levels at the cellular level.

Smartwatch and smartphone displaying a health app with cortisol rhythm data, light consistency, and light timing scores, along with a graph of cortisol levels and a suggestion to shift morning light exposure.

You’re not you when you’re tired.

Hormone fluctuations shape how you feel, sleep, and show up in the world.

Lume’s wearable sweat sensor replaces outdated lab tests with continuous, needle-free hormone monitoring.

No appointments. No guesswork. Just data that helps you feel like yourself again.

Minimalist bedroom with a low wooden bed frame, light gray bedding, and two pillows against a plain white wall.

Trusted by high performers and researchers around the world.

From biohackers to burned-out executives, our early beta users are already uncovering what their bodies have been trying to say for years.

Want in? Join the waitlist to get notified when the next beta spots open.

"I haven't felt like this in years, this has been life changing"

"this is going to be a game changer."

"I have so much more energy, it's weirding me out"

"I've been telling EVERYONE about this, it's changing my life"

"I haven't felt like this in years, this has been life changing" "this is going to be a game changer." "I have so much more energy, it's weirding me out" "I've been telling EVERYONE about this, it's changing my life"

Join over 1000+ others.