A smell after intercourse after giving birth to a child may be caused by a woman having vaginitis. If you don’t pay attention to your daily life after giving birth to a child, you may have reproductive tract infections, such as bacterial vaginosis, trichomoniasis, vulvar and vaginal pseudomycosis, etc. Vaginal inflammation will lead to an increase in vaginal discharge, odor, vulvar and vaginal itching, and other symptoms, so there will be a smell in the coitus in this case. If there is odor after coitus, it is recommended to consult a doctor for examination in time to clarify the cause of the disease. If there is vaginal inflammation, to determine the causative agent, under the guidance of the doctor treatment. At the same time temporarily prohibit sexual intercourse, do a good job of daily vulvar cleaning care, to avoid cross-infection. After giving birth to a child, try not to have intercourse too early, wait until the body recovers.