I'd love the ability to add period tracking as a biometric, even if it was pure binary (either happening, or not happening) - this would be really interesting to track against other metrics.
I do this! I have created a Biometric called "Period" and gave it a numeric scale, but you can do it however you like! Learn more about creating a custom biometric here: https://cronometer.zendesk.com/hc/en-us/articles/360018302431-Add-a-Biometric#h_30543727541545257369067
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