Counting your period cycle is about tracking the days from the first day of your period to the first day of your next period. Typically, a cycle is around 28 days, but it can vary from person to person. Keeping a calendar or using a period-tracking app can help. Have you been using any tools to track your cycle? Doing so can help in understanding your body's pattern and prepare for any irregularities. How regular have you found your cycle to be?