The 8th day after ovulation, the ovulation test paper is still weakly positive, this is a normal phenomenon, because at this time the body’s luteinizing hormone level is relatively high. Ovulation test paper is also called LH test paper, mainly by testing the level of luteinizing hormone in the urine, to determine the development of follicles, to determine whether there is ovulation. Generally in the follicle development and maturity, the body’s luteinizing hormone level will rise significantly, reaching a peak, then test the urine with ovulation test paper, there will be a strong positive result, generally in the strong positive about 24 ~ 48 hours after ovulation. After ovulation, the luteinizing hormone level will not be minimized immediately, but gradually decreased, so the test with ovulation test paper, there may be weak positive results. A weak positive result on the 8th day after ovulation is normal. If you have intercourse during the ovulation period, you need to use early pregnancy test paper to test whether you are pregnant or not, but you can’t use ovulation test paper to test. You can test your urine two weeks after intercourse with an early pregnancy test.