For natural cycle control and to make the wish to have children come true. breathe ilo is the easiest way to determine a woman's fertile days. A woman breathes into the device for 1 minute and the result is immediately displayed in a smartphone app.
A woman's health is very much linked to her cycle. You can read from the cycle how your health is doing overall. It is also becoming more and more popular to adjust your diet, training plan and private and professional life to your cycle. Because in every phase a woman is more efficient in a different way. Documentation and knowledge about this can make your life much easier and more pleasant.