After 6 days of intercourse, if you are pregnant, you will not feel so early, because after the sperm and the egg are combined, they reach the blood circulation of the mother’s body and then reach the urine, even if the more sensitive people will not feel until after 10 days, there will be nausea, vomiting, frequent urination, drowsiness, and some people do not have any manifestations during the period of pregnancy. You can buy a pregnancy test about 12 days after intercourse to rule out the chances of pregnancy, not through some of the performance, or feeling to determine whether there is pregnancy, because there will be a certain error, if the child special expectations, some psychological effects will cause some early pregnancy reaction, so the best way is to carry out a blood test, urinary HCG to accurately determine.