Your Cycle: Week by Week
A rundown of what happens during a typical menstrual cycle and signs there's a problem.
Day one of your cycle is the day you start bleeding.
Cycle Tracking
Spotlight: Basal Body Temperature
Taking your basal body temperature every morning can be a very reliable method for tracking ovulation.
Reliability: High
Spotlight: Ovulation Predictor Kits
How to use OPKs to chart your cycle and predict fertile days.
Reliability: High
