Content Warning: this work explores menstruation and fertility.

Periodical playfully explores the design and use of period tracking apps. These apps invite us to quantify experiences such as breast tenderness, cervical mucus consistency, mood, and extent of menstrual bleeding in an attempt to predict fertile windows and the date of the next period. How does it feel to track intimacy?

Artists Wisterlitz explored alternative ways of tracking bodies through a 28 day residency, which they then shared at St Annes House during the Feeling Machines Weekender.

People were invited to join the artists for a chat about their exploration of period tracking apps, then make and take their own version of the artists’ paper period tracking gadget.