Natural cycles inte säkert Natural Cycles is the first and only app of its kind to be FDA Cleared and CE Marked. Most other fertility apps assume your cycle is 28 days long. This means the fertile window they give you is not tailored to you. Our algorithm significantly reduces the risk of you being assigned an incorrect fertile day as it uses your personal data. 1 natural cycles? - flashback 2 Men enligt Angelica Lindén Hirschberg krävs det stor disciplin, och därför menar hon att det inte är säkert. Många kvinnor som är trötta på hormonella preventivmedel använder Natural. 3 natural cycles familjeliv 4 Natural Cycles uses an algorithm based on a your daily body temperature readings and menstrual cycle information to work out the days of the month you're most and least likely to conceive. 5 1 review US 6 days ago The App to Change Your Life Easy to use and nice, attractive app. Works along with the Oura ring which makes my input brainless, which is so helpful. I have small children who are up in the night, thus trying to get an accurate temperature measure after a 4 hour sleep window has been a struggle. 6 Customer reviews Natural Cycles has an average customer rating of out of 5 stars on its Trustpilot page. Positive reviews frequently comment on the product’s effectiveness and good customer. 7 natural cycles review 8 Hur säker är den som preventivmedel? 9 Natural Cycles är 93% effektiv vid typisk användning och 98% effektiv vid perfekt användning. 10