Some of you may not like this or just want to wait for Google to post it but here goes If you download this apk which will update Samsung health, you will get the period tracker. I downloaded it and it does have the tracker. Here is the apk: https://www.apkmirror.com/apk/samsung-electronics-co-ltd/s-health/s-health-6-9-0-051-release/samsung-health-6-9-0-051-android-apk-download/
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