Period Tracker Calculator

A typical cycle is described by length and the first day of bleeding, but stress, travel, and hormones move the calendar. Enter a few past period starts to get an average and a best-guess next window, plus a rough fertile range if you opt in. Painful or very irregular bleeds, missed periods, and pregnancy questions belong with a doctor or clinic visit.

[calculator id="period-tracker-calculator"] — Shortcode reference; the live calculator mounts in the block below when the child theme enqueues the matching script.