Why Your Sleep Changes Throughout the Month
Your answers suggest fluctuating estrogen may be contributing to your changing sleep.
As estrogen rises and falls across your cycle, sleep can shift from week to week.
See My Hormones in Real Time →Estrogen rises and falls across your cycle, and those shifts can ripple into your sleep.
Why we think this
Your sleep changes throughout the month.
This often occurs around ovulation or other phases.
You notice irritability, headaches, or temperature shifts.
What this pattern often looks like
Good sleep one week, poor sleep the next
Difficulty staying asleep
Mood changes or irritability
Variable energy and recovery throughout the month
Sensitivity to temperature
Why symptoms aren't enough
Symptoms can point to a pattern, but they can't confirm it. Many women with similar symptoms have very different hormone patterns.
Only daily hormone data can show whether this pattern matches your body.
Symptoms suggest. Hormones reveal.
Your answers (symptoms)
Possible pattern
Your hormone data (the truth)
Wearables tell you HOW you slept.
Oova tells you WHY.
Connect both to get the full picture.
Wearables track
Oova measures
Hormones + Sleep

When you connect Oura, you can see how your hormone changes align with your sleep and recovery.
The most complete picture of your hormone and sleep health
By measuring your hormones every day and pairing that data with your Oura metrics, you can see the patterns behind your sleep, energy, and recovery.
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It starts with your Oova Kit
Measures 3 key hormones (E3G, PdG, LH)
Tracks ovulation so you can see the full picture
At-home, easy to use, and clinically validated
Insights in the Oova app
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This result isn't a diagnosis. It's a hypothesis based on your answers. The best way to understand what's driving your sleep is to compare your symptoms with your actual hormone patterns over time.