The controversial birth control app is rolling out “Sleep Insights,” allowing users to view key metrics — including sleep duration, efficiency, and timing — alongside their daily fertility status. It requires either an Oura Ring or Natural Cycles Band wearable, and over time, can show how hormonal changes and menstrual phases can impact sleep patterns. [Image: Users can log how they slept with a morning check-in, with Natural Cycles using that data to provide personalized sleep insights. https://platform.theverge.com/wp-content/uploads/sites/2/2026/06/Natural-Cycles-sleep-tracking.jpg?quality=90&strip=all]