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Understand your menstrual cycle

Your cycle shapes mood, energy and how you feel. Understanding it helps you spot patterns and get a grip on symptoms.

Your cycle

Cycle phases The four phases of the menstrual cycle, explained. Hormones and mood The science of your cycle, and how hormones affect mood. The luteal phase Why PMDD symptoms peak in this phase. Tracking symptoms Why tracking helps, and how to do it.

No menstrual cycle any more? You can still record DRSP symptoms by calendar date. See tracking without a cycle or PMDD and perimenopause.

Start tracking

Download the app and get a clearer picture of your cycle and symptoms. Built on the DRSP form.

App Store Google Play