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Period calculator

Use WomanLog's Period calculator to predict the next period days and to understand your menstrual cycle.

First day of your last menstrual period
How long did it last (days)?
Your average cycle length (days)
How long did it last (days)?
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Illustration of a skincare routine tailored to different phases of the menstrual cycle.
Do you notice more skin breakouts a few days before your period kicks in? Or perhaps your skin is duller and drier on the first few days of your cycle? That’s because your menstrual cycle impacts your skin’s health and appearance. In this article, you’ll learn how different stages of the menstrual cycle affect your skin and tips to adapt your skincare based on your cycle phases.
Illustration depicting the phenomenon of period poops and its causes.
Periods are messy. They affect our health, moods, and well-being, and they are just annoying to deal with. From painful cramps to pimples and bloating, our hormones just won’t give it a rest. In this article, we look into a little-discussed but common phenomenon—period poops. That’s right, as if bleeding, pain, and mood swings weren’t enough, being locked in your bathroom for hours can be the cherry on top.
Understanding the Impact of Vaccines on the Menstrual Cycle.
Vaccines save lives. Thanks to the development of vaccines, we have been able to eradicate or at least control many deadly diseases such as smallpox and polio. Currently, our world is battling the COVID-19 virus, which can also be contained with vaccines. As a valuable defence against life-threatening illnesses, vaccines stimulate the immune system to create the desired antibodies, but the process creates challenges that temporarily affect the body and also the menstrual cycle.