Period Tracker Apps Used by Millions of Women Are Sharing Incredibly Sensitive Data with Facebook

September 10, 2019

(Buzz Feed) – Period tracker apps are sending deeply personal information about women’s health and sexual practices to Facebook, new research has found. UK-based advocacy group Privacy International, sharing its findings exclusively with BuzzFeed News, discovered period-tracking apps including MIA Fem and Maya sent women’s use of contraception, the timings of their monthly periods, symptoms like swelling and cramps, and more, directly to Facebook. Women use such apps for a range of purposes, from tracking their period cycles to maximizing their chances of conceiving a child.

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