After ovulation, women’s body temperature will have a mild increase, most will be in the original body temperature on the basis of 0.3 ℃ -0.5 ℃, because the follicle is discharged, the place after ovulation will form the corpus luteum, corpus luteum has the role of secretion of progesterone, progesterone will lead to its body temperature shows a mild increase, called biphasic body temperature. So if you have the need to conceive and prepare for pregnancy, you can monitor your body temperature on your own. The way to monitor the body temperature is to wake up in the morning, do not have any thought activities, and do not get up, and immediately take the temperature. There are two ways to measure body temperature: 1, sublingual thermometer, the way relatively more accurate measurement; 2, axillary temperature, the way the error is relatively large, wake up early in the morning every day to measure the body temperature, mark yourself, in the ovulation of its basal body temperature may be 36 ℃, 35 ℃, etc., the day of ovulation, the body temperature drops to the lowest, the body temperature after ovulation will be elevated, the elevated item will last 12-14 days, until the onset of menstruation, the body temperature will fall. The body temperature will then drop. Some people after ovulation body temperature is elevated, but the duration is very short, such as lasting 7-10 days, then menstruation, this part of the person called the shortening of the luteal phase, but also the luteal insufficiency performance.