OLAI – BUILDING NOW

Wearable Intelligence for overlooked brains. overlooked brain.

Because your experience deserves better tools.

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We’re starting with women because when you build for those most overlooked, you build something better for everyone.

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Serotonin fluctuates monthly
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Hormones alter neurotransmitters
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EEG patterns change weekly
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Neural networks in flux
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Dopamine sensitivity shifts
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Falling progesterone
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Low estrogen → brain fog
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Decades of research, zero tools
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Male-dominant datasets
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Cycle-blind algorithms
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Brain fog dismissed
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Emotional regulation cycles
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Real-time data missing
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One-size-fits-all tracking
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Built on incomplete data
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Olai exists to change that.

The result is a medical system built on an incomplete picture of human biology.

40%

Clinical Trial Representation

Women make up only 40% of clinical trial participants - despite comprising half the global population. The research baseline was never built forus.

Harvard Medical School, 2022

2x

Adverse Drug Reactions

Women experience adverse drug reactions at twice the rate of men across 76 of 86 drugs studied. This is what happens when dosing is calibrated to a body that isn't yours.

Nature, 2025

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Wearables Built For This

Not one consumer wearable accounts for hormonal cycle phase or neurological diversity in its health algorithms. Every insight it gives you was designed for someone else.

Your brain. Your cycle.
Finally visible.

The research linking hormonal cycles to brain state has existed for decades.
What has never existed is a tool that translates that science into something visible, personal, and actionable in real time...

...until now.

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Multimodal biomarkers across the neurophysiological systems that shape focus, emotion, and cognition.

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Hormonal phase data mapped directly to your neural signals — context your brain has always had, now made visible.

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Algorithms built for divergent neurotypes that reflect how neurodivergent brains interact with hormonal change over time.

The science

Decades of research show that hormonal cycles shape whole‑brain network dynamics, connectivity, and signal complexity across the month.

Neurodivergence in a cycling system

For people already managing conditions like ADHD and anxiety, these hormone‑linked brain shifts can amplify swings in focus, overwhelm, and emotional regulation from week to week.

Cognition and executive function

Estradiol around ovulation is associated with increased activation in hippocampal and prefrontal regions that support memory, planning, and complex problem‑solving.

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Most clinical studies, datasets, and algorithms still under‑represent women and rarely model menstrual phase, meaning many digital health tools are trained on male‑dominant or cycle‑blind data.

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In the luteal phase, higher progesterone is linked to stronger fronto‑striatal and amygdala responses, altering emotional sensitivity, motivation, and stress and threat processing.

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Where Olai comes in

Olai builds directly on this evidence base, translating hormone‑driven changes in brain state into real‑time, cycle‑aware support instead of one‑size‑fits‑all tracking.

A better future starts with being seen clearly.

Be among the first to access Olai at launch.

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