http://www.newsweek.com/period-tracking-apps-roe-wade-data-privacy-abortion-1719867

Period tracking apps are facing a major shift in their user base as data privacy concerns mount following the U.S. Supreme Court's decision to overturn Roe v. Wade last week.

The decision to overturn the landmark 1973 case has now allowed individual states to enact sweeping bans on abortion. Thirteen states had trigger laws that went into effect immediately and 25 states are likely to prohibit abortions. In some cases, the penalties for those performing abortions can be severe.