emm: Pioneering a New Era in Menstrual Health Tracking
Identifying a Critical Gap in Femtech Innovation
Amid the global COVID-19 lockdown, Jenny button recognized a critically important void within wearable health technology. While popular devices such as the Oura ring and Whoop band offered valuable insights into overall wellness, they overlooked one of the most vital yet neglected aspects: menstrual and reproductive health. This insight inspired her to develop a device that could deliver extensive data on women’s menstrual cycles.
Driven by this unmet demand, Button collaborated with an engineer from Dyson to explore creating such a product. What started as an initial concept gradually transformed through persistent experimentation and teamwork.
The Birth of the First Intelligent Menstrual Cup
Following five years filled with thousands of design refinements and extensive user feedback, Button’s team introduced Emm-the world’s first smart menstrual cup featuring advanced sensor technology. Unlike customary cups that merely collect menstrual fluid, Emm incorporates ultra-thin sensors embedded within medical-grade silicone to monitor physiological signals related to users’ cycles in real time.
This breakthrough not only facilitates precise cycle tracking but also holds promise for enhancing research, diagnosis, and treatment options for various reproductive health conditions.
A Milestone in Femtech Investment
The UK-based startup recently raised $9 million (£6.8 million) in seed funding led by Lunar Ventures alongside investors including Alumni Ventures and BlueLion Global. These resources will support Emm’s official launch next year across the UK-where over 30,000 customers are already waiting-and accelerate ongoing research aimed at expanding it’s capabilities internationally.
Menstrual Blood: A valuable Yet Underutilized Diagnostic Resource
Increasingly regarded as an untapped source of information about women’s health beyond what standard blood tests reveal, menstrual blood offers unique insights into reproductive wellbeing. Experts emphasize its potential for diagnosing conditions often missed or delayed due to limited clinical data-such as endometriosis.
“Endometriosis affects roughly one in ten women globally,” explains Button-a condition notoriously challenging to diagnose early that can take seven to ten years before detection because current tracking tools are insufficient during medical evaluations.
This diagnostic delay underscores a larger problem: many reproductive disorders remain underdiagnosed since healthcare providers lack objective metrics derived directly from menstrual patterns.
The Wider Implications for Women’s Reproductive Health
- A recent study revealed nearly 33% of women face severe reproductive health issues at some point during their lives.
- Emm’s continuous monitoring model opens doors for earlier interventions and personalized care plans tailored specifically around individual cycle fluctuations.
- The companion app uses robust encryption combined with two-factor authentication while anonymizing personal data-ensuring privacy without sacrificing analytical depth or accuracy.
A Holistic Approach Beyond Simple Period Tracking
Button envisions Emm not just as a menstruation management tool but as part of a broader transformation within women’s healthcare. Future iterations may integrate diagnostic capabilities alongside digital therapeutics designed explicitly around female physiology-ushering in an era where individuals confidently manage their bodies using precise scientific insights backed by real-time data analytics.
“Our goal is straightforward: shorten diagnosis timelines; provide actionable knowledge; empower individuals throughout their unique health journeys.”
The Path Forward: Scaling Access Globally
the company aims to enter the U.S. market by early 2027 following its UK debut next year-with ambitions toward worldwide availability while continuing investments focused on improving sensor precision and expanding applications across global women’s healthcare ecosystems.




