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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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Unraveling the Dynamics of Anxiety and the Menstrual Cycle.
Anxiety is a normal part of our lives. It comes at moments of stress and when we face something new and unfamiliar. Anxiety can present as anything from mild feelings of unease to severe distress—impaired breathing, increased heart rate, an anxiety attack.
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.
Emotional Changes on My Period - Visual guide acknowledging and normalizing emotional fluctuations during the menstrual cycle.
The premenstrual and menstrual phase often comes with less than desirable emotional effects. Discussing emotions and the menstrual cycle can be tricky, as women continue to be shamed and dismissed for expressing our feelings, making it easier to ignore or downplay women’s lived experiences. Experiencing emotional changes over the course of your menstrual cycle is completely normal — up to a certain point — so let's explore what exactly happens during PMS and the other phases of your cycle.