An contraception app that uses body temperature to track a woman's menstrual cycle has been given the seal of approval. Natural Cycles records daily temperature and uses an algorithm to plot fertility on a calendar. In a clinical study of 4,000 women in 2016, it was claimed to be as effective as the contraceptive pill. Now, German-based regulator Tuv Sud has approved it as a Class IIb medical device - the same level as acupuncture needles and blood bags.The app is believed to be the first software of its kind to be certified as a contraception alongside condoms, the pill and intrauterine devices (IUDs). Dr Elina Berglund, who created the app with her husband Dr Raoul Scherwitzl, said: 'Women around the world are interested in exploring effective non-hormonal, non-invasive forms of contraception. 'And now they have a new, clinically verified and regulatory approved option to choose from.

 

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