Alphabet’s Google Health expands women’s health effort with Flo Health partnership

Alphabet’s Google Health is deepening its focus on women’s health through a new multi-year partnership with Flo Health, the companies said in a product update posted to Google’s official blog. The collaboration is designed to deliver what Google describes as a more cohesive, personalized experience for managing day-to-day wellness across different phases of a woman’s health journey, including periods, pregnancy, and later-life transitions such as perimenopause.

Google’s announcement centers on cycle-aware coaching and predictions, enabled by Google Health tools that it says connect multiple streams of wellness data. In the blog post, Google points to Google Health Coach, describing it as a personal health experience that adapts to a user’s lifestyle, habits, and biology. Google also says it is linking sleep, daily readiness, activity, and recovery to provide what it calls a clearer picture of overall health across the monthly cycle and across life stages.

The update describes the practical mechanics of the experience. Google says users can log cycle dates and symptoms, and view period predictions and cycle phases either on a compatible smartwatch using Fitbit Edge or inside the Google Health app. It also says Google Health Premium can provide tailored, cycle-aware coaching, with the company reiterating that certain features require a premium subscription and may vary by device and availability.

A key element of the partnership is the claim about scale. Google says Flo Health is “used by more than 80 million women every month,” positioning Flo as the foundation of its own daily health and cycle-management experience for a large user base. Under the agreement, Google says the companies will work together to build a more unified experience for managing daily health, and to support additional initiatives aimed at women’s health.

Google also frames the data layer as essential to making insights adaptive. The company says women’s health insights must continuously change as the body goes through complex phases and major shifts over time. In its explanation, Google ties those shifts to continuous, “night-over-night” biometric data collected when users wear a smartwatch or tracker 24/7, citing Fitbit Air, Pixel Watch 5, and the Google Fitbit Edge as examples of compatible devices.

The companies say the collaboration will be built around “four central pillars,” but the details of those pillars are not spelled out in the excerpt of the announcement provided. What is clear from the post is that Google is emphasizing personalization, continuous data capture, and privacy controls as the backbone of the approach, particularly when it comes to sensitive women’s health information.

Privacy and user control are also highlighted prominently. Google says women’s health data is deeply personal and that the experience is built on a strict, transparent opt-in model. The companies say no data will move between the apps without explicit permission, and that consent is granted separately for each type of data and each purpose. Google further states that users can withdraw permission at any time.

In addition, Google says Flo data shared with Google Health will never be used for advertising, never be sold, and will not be made available to other apps or developers through Google’s health platforms. The announcement also includes standard product caveats, saying the experience is not intended for medical purposes and that women’s health features based on cycle tracking use estimates and should not be used for contraception, conception, or other medical purposes.

Looking ahead, Google’s blog post positions the Flo partnership as the beginning of a longer-term effort rather than a one-time integration. For users, the practical question will be how quickly cycle-aware experiences appear across compatible devices and how Google Health Coach and Google Health Premium incorporate cycle-specific insights from Flo under the opt-in framework.