For many women, perimenopause doesn’t arrive with a clear signpost. It creeps in quietly — through restless nights, hot flashes that come and go, mood swings that seem random, and a fatigue that’s hard to explain. It can feel like your body is rewriting the rules without telling you why.

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Yet, when most women finally reach out for help, they’re told it’s “just stress,” “getting older,” or “in your head.”
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This happens not because clinicians don’t care, but because there’s no medical test for perimenopause. Unlike pregnancy or thyroid disorders, perimenopause is defined by fluctuating hormones, not by a single measurable threshold.

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So diagnosis today still relies on self-reported symptoms— memory, perception, and words that don’t always capture what the body is truly experiencing. And when symptoms overlap with other conditions — anxiety, insomnia — it’s no wonder millions of women feel unseen and untreated.

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The Consequence of Uncertainty

Without clarity, women often spend years trying to piece together what’s happening. They try supplements, diets, and sleep aids. They see multiple doctors. Many never receive the support or treatment that could make a real difference.

This uncertainty doesn’t just affect how we feel — it affects how we live. Work performance, relationships, and confidence can all take a hit when the body feels unpredictable.

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The Science Behind the Silence

Clinicians are working with limited tools. Hormone levels fluctuate daily, sometimes hourly, making blood tests unreliable. Standard guidelines recommend diagnosing perimenopause based on symptoms — but without objective data, that’s often an uncomfortable guess.

It’s time for a better way — one that empowers both women and clinicians.

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Peri’s Solution: Turning Signals Into Clarity

That’s where Peri comes in.

Peri continuously measures your body’s physiological signals —  and uses advanced algorithms to decode the patterns linked to your perimenopausal symptoms.

Instead of relying on memory or self-reporting, Peri decodes your body in real time, identifying and profiling symptoms such as hot flashes, night sweats, and disrupted sleep. These insights appear directly in your connected app, so you can track your journey with confidence — and share meaningful, objective data with your clinician.

Peri also takes into account your personal symptom information and lifestyle data, providing personalized guidance on your next best step in your perimenopausal journey — so you can feel informed, supported, and your very best self.

With Peri, the invisible becomes visible. Women finally get clarity; clinicians finally get data they can trust.

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A New Chapter in Women’s Health

Perimenopause is not a mystery — it’s biology. We just haven’t had the tools to see it clearly. Until now.

Peri helps women move from confusion to confidence, from feeling dismissed to feeling seen.
Because when you can see what your body is telling you, you can finally take control of what comes next.

Peri — your body, decoded.

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