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The easiest way to calculate the length of your menstrual cycle is by tracking it for a couple of months and average the cycle lengths: Write down when your period begins each time you get it, for three to four months in a row, then add up the total number of days included in your tracking and divide by however many months you tracked for
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doi: 10.1080/09593330.2024.2423907 9 CroftH.ChenJ
A small amount of the solution is applied and gently massaged into the skin until completely absorbed
