Add Yahoo as a preferred source to see more of our stories on Google. Period-tracking apps promise simplicity: a colorful calendar that predicts when your next cycle begins, reminders about ovulation, ...

If you purchase an independently reviewed product or service through a link on our website, SheKnows may receive an affiliate commission. No one likes to be surprised by their period, but there's ...

I officially began tracking my period via an app one year before my wedding. While my menstrual cycle has never been abnormal, I was trying to predict whether or not I would be bleeding on the one day ...

Period tracking apps seem to offer a way, then, for women to know what’s going on inside their own bodies. Dr Stefanie Felsberger is a research associate at the University of Cambridge’s Minderoo ...

Meredith Dietz is Lifehacker’s Senior Staff Writer. She earned her bachelor’s degree in English and Communications from Northeastern University, where she graduated as valedictorian of her college.

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Several menstrual cycle-tracking mobile apps share sensitive information with Facebook without user consent, a new Privacy International report found. The ...

It’s 2016, and women still don’t feel comfortable talking openly about periods. In fact, one Internet survey captured 5,000 different euphemisms for monthly menstruation that call it everything but a ...

The period tracking app Ovia has been widely criticized for requesting that users identify their country and state of residence, leaving some to vow to leave the app. Concerned users fear this data ...

No one likes to be surprised by their period, but there’s something especially terrible about it when you’re a teen. It’s that familiar sinking feeling: realizing it in the middle of class, ...