Ovulation test paper a deep and light after 8 days of intercourse, may have ovulated, may be about to ovulate, but also may be the test paper false positive. Ovulation test paper a deep and light, may have been ovulated, at this time intercourse will have the possibility of pregnancy; may be about to ovulate, at this time the possibility of pregnancy is low; may also be the test paper false-positive, if the quality of the ovulation test paper is substandard, improper operation, or the patient to take pro-ovulatory drugs, may make the test paper false-positive. Ovulation test paper to determine whether ovulation is not accurate, can be based on the body temperature to judge, ovulation body temperature will be higher than the basal body temperature of 0.3-0.5 ℃ or so; can also be ultrasound to monitor follicular development; some women may be ovulating a small amount of vaginal bleeding, leukorrhea, such as increased pulling and so on, you can also determine whether the ovulation. If you need to monitor whether you are ovulating or not, it is recommended that you go to a regular hospital and take the test under the guidance of a doctor to get an accurate result. It is recommended that couples preparing for pregnancy go to the hospital for a pre-pregnancy eugenics health checkup to assess whether their bodies are suitable for pregnancy; at the same time, they should quit smoking and drinking, and develop good living habits.