How To Determine Ovulation By Temperature
Illness stress or difficulty sleeping.
How to determine ovulation by temperature. There is no bbt drop before ovulation and after ovulation the temperature sharply goes up. Typically bbt increases slightly right after you ovulate. It s the temperature of your body when you re at rest. Charting this temperature over the course of your menstrual cycle is an inexpensive low tech way to help determine if you re ovulating says gregory fossum m d director of the division of reproductive endocrinology and infertility in the department of ob gyn at jefferson medical college thomas jefferson university philadelphia.
If sinus congestion forces you to sleep with your mouth open for example your temperature may be thrown off. Even a relatively benign cold can mess with your bbt charting. Since the temperature rises for three days after ovulation has occurred. Also poor sleeping habits can skew the results.
The basal body temperature method can also be used to detect pregnancy. If you re trying to get pregnant you can track your basal body temperature to estimate when you ll ovulate and determine the best days to have sex or be inseminated. Using basal body temperature readings to determine fertility. During ovulation your body releases the hormone progesterone which brings on a slightly raised temperature a day or two later usually by 0 5 degrees.
In women bbt follows a biphasic pattern throughout the menstrual cycle that is it s lower in the first half of the cycle. For greater accuracy you can combine tracking your bbt with. Following ovulation a rise in basal body temperature that lasts for 18 or more days may be an early indicator of pregnancy. The basal body temperature method is often combined with another method of natural family planning such as the cervical mucus method.
If you want to determine when in your cycle you ovulate tracking your basal body temperature bbt is a good starting point. After ovulation the cervix becomes firmer lower and closed or partially closed.