Your Cycle Details
The first day bleeding started.
Day 1 of one period to Day 1 of the next. Typically 21–45 days.
How many days your period typically lasts.
Time from ovulation to next period. Usually 12–16 days.
Your Cycle at a Glance
Upcoming Key Dates
3-Month Calendar
Period
Fertile Window
Peak Fertile
Ovulation
Luteal
Follicular
Today
Understanding Your Phases
Tips for Each Phase
This tool is for educational purposes only and does not constitute medical advice. Cycle calculations are estimates — individual cycles vary. If you have concerns about your cycle regularity or are struggling to conceive, please seek guidance from a qualified fertility specialist. Fertility Solutions is a directory and resource service — we are not fertility specialists. See the contact section below to find a specialist through our directory.
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