Guides
Everything worth knowing, written for you
Every article about the menstrual cycle is written for the woman having it. These are written for the man she's seeing. No diagrams, no hormone charts, just what changes and what you do about it.
Why men should track their partner's cycle
6 minThe four phases, what actually changes week to week, and how to keep it straight across more than one woman.
Updated August 2026
How to ask without making it strange
5 minSix openers you can copy, the timing that ruins them, and what to say when she asks why you want to know.
Updated August 2026
The luteal phase, explained for the guy dating her
6 minThe two weeks before her period. What shifts, when PMS actually starts, and how to be useful in that window.
Updated August 2026
Follicular phase: the best two weeks of her month
5 minEnergy climbs, plans stick. The window to book the trip, the dinner, and anything that needs her to say yes.
Updated August 2026
How to help when she has cramps, without being useless
5 minWhat helps, what to stop offering, and why showing up before she asks beats anything you say.
Updated August 2026
How to work out where she is in her cycle from one date
5 minCount forward from day one. The maths, the margin of error, and where to keep it so you don't lose it.
Updated August 2026
Cycle lengths and symptoms vary from person to person. These guides cover how cycles generally work, and none of it is medical advice.