How Accurate Is Basal Body Temperature For Ovulation
Basal body temperature thermometers are marketed and sold specifically for women trying to get pregnant.
How accurate is basal body temperature for ovulation. Once the ovulation process is complete our body produces progesterone hormone. In the first phase of the cycle bbt usually stays below 98 6 f 37 c. Most often bbt falls between 97 52 98 24 f 36 4 36 8 c because of low progesterone concentration. This hormone indicates the uterine lining to prepare for possible implantation.
The basal body temperature method is often combined with another method of natural family planning such as the cervical mucus method. Women have used charting average basal body temperatures over the length of a menstrual period has been a tool to determine if ovulation has occurred or not. According to a study that compared bbt readings with ultrasound the gold standard in confirming ovulation only 11 percent of women have a basal body temperature rise within one day of ovulation. Apart from that it also increases the basal body temperature which stays elevated until menstruation starts.
Basal body temperature bbt is defined as the lowest natural non pathologic body temperature recorded after a period of rest. Basal body temperature measurements have been used for decades to help women optimize the timing of. Detecting ovulation with basal body temperature bbt charting is relatively easy and inexpensive. While charting your basal body temperature bbt is a good way to track ovulation one of the biggest benefits to this method is the low expense.
It s best to use the basal body temperature method in conjunction with monitoring of your cervical mucus and. For many of the women in the study basal body temperature did not rise until more than two days after ovulation. Using a special thermometer you can track your basal body temperature over time to estimate when you ll ovulate and figure out your most fertile days. Basal body thermometer ovulation predictor bbt for fertility tracking works with every ovulation app accurate and highly sensitive for natural family planning bbt 113ai by iproven 4 1 out of 5 stars 403 15 99 15.
Right before ovulation basal body temperature usually drops with a sharp increase right after ovulation. Following ovulation a rise in basal body temperature that lasts for 18 or more days may be an early indicator of pregnancy. It might take several cycles before you determine an accurate indication of ovulation. Why is this basal body temperature method accurate.