Use ovulation test paper to monitor ovulation, if not ovulation test paper will not appear to have two lines. Some people expire test paper or later to see the test results, may lead to the test results of two lines, ovulation test paper appears two lines can not indicate that is ovulation, a deep and a light weak positive will also show two lines, but weak positive may be ovulation, or may not have ovulation. Ovulation test paper to understand ovulation needs to be continuous every day to take a period of time to monitor, in order to be able to accurately understand the situation of ovulation, you can also go to the hospital through the vaginal ultrasound examination to monitor ovulation will be more accurate, you can see the mature follicle when it will be discharged. The woman’s ovaries must have ovulation to be able to have intercourse with the success of fertilization, no ovulation intercourse will not be pregnant.