Ovulation test paper for several consecutive days of weak positive, on behalf of the ovulation will come. If you intend to prepare for pregnancy, you should always use the test paper to test, so as not to miss the time of ovulation, you can also go to the hospital for ultrasound testing. Ovulation test paper can monitor the ovulation period of women, the use of simple methods, suitable for women who do not know how to calculate the ovulation period and irregular menstruation. There are also changes in the body when ovulation is approaching, such as an increase in leukorrhea, an increase in libido, and in some women, bleeding during ovulation. Ovulation occurs about 14 days before menstruation, so catching ovulation and having intercourse will increase the chances of conception. If you use ovulation test paper to monitor ovulation, you need to start using it on the 10th day after your period ends. A weak positive response indicates that the follicle is maturing and ovulation needs to be monitored within a few hours. The follicle can survive in the uterine cavity for up to 2 days after ovulation, waiting for sperm to complete fertilization.