Vaginal discharge, also known as vaginal discharge, appears in women from the time they enter puberty. In addition to acting as a lubricant and moisturizing agent for the genital environment, vaginal discharge is also a "weapon" to help limit the growth of pathogens in the private area.

Khi bước vào tuổi dậy thì, buồng trứng của bé gái bắt đầu phát triển, lượng nội tiết tố cũng tăng lên, hình thành khí hư hay còn gọi là huyết trắng sinh lý.

During pregnancy, the body's level of the hormone estrogen is at its highest, so vaginal discharge is also more likely. However, pregnant women should not be subjective with abnormal pregnancy vaginal discharge, along with other symptoms of disease.