Precautions for the first sexual life can include three aspects before, during, and after sex: 1. Before sex: 1. Knowledge preparation: should fully understand physiological knowledge before sexual life; 2. Clean preparation: Before sex, you should pay attention to keeping the vulva of both parties clean to avoid cross-infection. If a woman is during menstruation, she should not have sex to avoid infection; 3. Contraceptive measures: if there is no family plan in the short term, attention should be paid to taking safe and reliable contraceptive measures, such as condoms; 4. Psychological preparation: Both parties should pay attention to avoid tension and relax before sex. 2. Sexual life: Pay attention to each other, the movements should not be too vigorous, so as not to cause damage to women. 3. After sex: After sex should pay attention to do a good job of cleaning and hygiene, women may appear hymen rupture bleeding, you can use pads or sanitary napkins to avoid blood leakage, at the ...