How to Estimate Ovulation If Your Cycle Is Irregular (With Examples)
A step-by-step playbook with worked examples to narrow fertile windows when cycle length jumps around.
Irregular cyclesTTC
Evidence-informed, plain-English guides that pair with our calculators. Educational only — not medical advice.
A step-by-step playbook with worked examples to narrow fertile windows when cycle length jumps around.
Accuracy, cost, effort, and how to combine both without turning your routine into a second job.
How luteal phase length affects implantation windows and what “short” might mean in practical terms.
Sensitivity charts, probabilities by day, and how to avoid the classic too-early false negative.
Real-world factors that push ovulation earlier or later—and how to adjust your timing strategy.
Why different methods give different results—and which one clinicians prioritize at each stage.
From “day 14 for everyone” to pineapple cores—what the evidence actually says.
Core nutrients, typical dosages, and labels decoded—so you can talk options with your clinician.