How Well It Works
What You Do
Fertile Days
Things to Know
Method
Cervical Mucus Method
66-89% The mucus in your
Your fertile days start when the mucus becomes watery and slippery.
Low cost No supplies to buy Smartphone app can help. You must check the mucus in your vagina each day. You can’t have vaginal sex on your fertile days. Fertility awareness methods do not work if you do not have regular periods. Low cost You must take your temperature and check mucus each day. You can’t have vaginal sex on your fertile days. You must buy a basal body temperature thermometer. Fertility awareness methods do not work if you do not have regular periods. Low cost No supplies to buy Smartphone apps can help It works best when you have tracked at least 6 menstrual cycles. You can’t have vaginal sex on your fertile days. Fertility awareness methods do not work if you do not have regular periods. Smartphone app can help. You must buy a basal body temperature thermometer. Urine hormone tests cost a lot. You must take your temperature in the morning at least 5 days/ week. You can’t have vaginal sex on your fertile days. Fertility awareness methods do not work if you do not have regular periods. Can help conceive or prevent pregnancy. You must buy urine hormone tests. Fertility awareness methods do not work if you do not have regular periods.
vagina changes during your fertile days. Most days, it’s thick and sticky. It becomes watery and slippery when you ovulate.
Sympto- thermal Method
87-98% Combination of BBT and Mucus methods
First signs of fertility to 3rd day after the
increase in body temperature or 4th day after the change in mucus, whichever comes second. First day = shortest cycle length minus 18 Last day= longest cycle length minus 11
Calendar (Rhythm) Method
86-89% You track your mestrual cycle to predict your Fertile Days.
BBT plus (Smartphone apps)
90% Track your cycle and take your temperature at least 5 mornings each week. Use an app to predict fertile days. Some people add urine hormone tests.
The app predicts your fertile days.
Urine hormone
74-98% Track your cycle and do urine hormone tests.
Hormone tests predict your fertile days.
*Typical Use
Reproductive Health Access Project / July 2021
www.reproductiveaccess.org
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