By the time a woman is 6 weeks pregnant, hormonal changes have already taken place in her body, and generally speaking there is no mistake if a blood test proves pregnancy. When a woman is pregnant, the hormone levels in her body will change, the progesterone level will rise, and the blood HCG level will also show a significant increase, and it tends to double every day. At 6 weeks of pregnancy, sex hormone six tests and blood HCG tests can be performed to make a judgment on the pregnancy situation, which is more accurate, and generally there will be no error. Clinically, when you find yourself pregnant, you need to go to the hospital in time to improve the ultrasound and other tests to determine whether the fetus is growing in the uterus, to prevent ectopic pregnancy and other situations. Usually need to pay attention to appropriate rest, keep clean, in order to promote the stable growth of the fetus.