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Natural Cycles says contraceptive app is more effective than the pill
Contraceptive app Natural Cycles is more effective than the pill, according to the latest and largest study into the app's efficacy. After testing 22,785 women throughout 224,563 menstrual cycles, the startup found the app provided 99 percent contraceptive effectiveness if used perfectly. If used "typically", the app was 93 percent effective. The contraceptive pill, meanwhile, is 91 percent effective.
Who needs a smart tampon when you have common sense?
Does the idea of a "smart tampon" have any value?
