Ovulation test paper strong positive indicates that at this time in the ovulation period but has not yet completed ovulation, generally after the detection of strong positive in 24 hours to 48 hours may appear ovulation, when the egg is discharged, ovulation test paper generally show weak positive. Generally in the 24 hours before ovulation, the concentration of luteinizing hormone in the female body will suddenly increase and reach the peak, at this time the ovulation test paper test, it may show a strong positive. If you have intercourse during this time, you can increase your chances of getting pregnant. However, the expulsion of a mature follicle is the result of a combination of factors, so a strong positive test is not a complete guarantee that ovulation will occur. It is recommended that women who detect a strong positive test but are not sure can go to a regular hospital to monitor the development of follicles through ultrasound, and then according to the test situation by the doctor to deduce whether ovulation is going to occur, and under the guidance of the doctor to reasonably arrange the time of coitus. During the period of preparation for pregnancy, you can eat appropriate red dates, black sesame, animal liver, soybean products and other foods, which can effectively replenish iron, folic acid and other nutrients to help the development and discharge of eggs. Male friends must quit smoking and drinking, so as not to affect the quality of their sperm. During this period, you should also keep your mood relaxed, so as to avoid long-term bad mood, which may cause poor sperm quality in men and abnormal ovulation in women. In addition, in 2-3 weeks after intercourse to observe their menstrual situation, if the previous menstrual period is normal, and at this time the delay occurs, can be detected by early pregnancy test paper, or go to the hospital for blood HCG test, etc., to determine whether pregnancy.