Real ChatGPT answer · index seed1Wc13h8ULescompleteHealth and wellness · women's healthhowto

How does the Flo app calculate fertile windows and is that algorithm trusted by OBGYNs for natural family planning or general cycle awareness?

ChatGPTgpt-63 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
How does the Flo app calculate fertile windows and is that algorithm trusted by OBGYNs for natural family planning or general cycle awareness?
3 real searches · 1 real-search pass
Flo app fertile window algorithm how calculated cycle data ovulation prediction methodology officialGoogle ↗
OBSERVED
ACOG fertility awareness-based methods calendar rhythm apps ovulation prediction fertile window effectivenessGoogle ↗
OBSERVED
peer reviewed Flo app fertile window prediction accuracy study menstrual cycle app ovulationGoogle ↗
OBSERVED

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Query classes

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Classifying 3 queries…

Searches and sources

ChatGPT3 real searches · gpt-6
Flo app fertile window algorithm how calculated cycle data ovulation prediction methodology official Google ↗
ACOG fertility awareness-based methods calendar rhythm apps ovulation prediction fertile window effectiveness Google ↗
peer reviewed Flo app fertile window prediction accuracy study menstrual cycle app ovulation Google ↗

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Flo app fertile window algorithm how calculated cycle data ovulation prediction methodology official
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
ACOG fertility awareness-based methods calendar rhythm apps ovulation prediction fertile window effectiveness
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
peer reviewed Flo app fertile window prediction accuracy study menstrual cycle app ovulation
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1