Biochemical pregnancy is mostly related to fertilized egg defects, ovarian corpus luteum insufficiency, uterine factors, immune factors and psycho-psychological factors, which can be regulated from the following aspects: 1. lifestyle habits: avoid intercourse within 1 month after biochemical pregnancy, stay away from toxic and harmful substances, usually pay attention to rest and warmth, and exercise appropriately to promote the discharge of blood accumulated in the uterine cavity. During vaginal bleeding, keep the vulva clean, avoid infection, observe the duration of vaginal bleeding and abdominal pain, if it lasts for a long time or the amount of vaginal bleeding is large, you need to seek medical attention; 2, dietary habits: regular diet, reasonable mix, appropriate increase the intake of fish, meat, eggs, soy products, appropriate vitamin supplement, can eat some warm fruits and vegetables, avoid spicy and stimulating food, quit smoking The first thing you need to do is to avoid excessive tension and anxiety, and to maintain a positive state of mind. Under normal circumstances, after a biochemical pregnancy, after reasonable conditioning, will not affect the conception again, so patients do not need to stress too much, can actively take measures to avoid biochemical pregnancy.