Belly button stink usually has nothing to do with gynecological diseases, and more considered with the local secretion is not timely cleaning, or with the belly button infection. Belly button is a scar left after the birth of the fetus umbilical cord off, into a depression or a small bump, if found here smelly, mostly because of two things: First, the cleanup is not in place, the life of the dust or the body’s own metabolic waste, especially in the hot season, the human body sweating, increased skin secretion gradually deposited in the umbilicus, not cleaned for a long time, by the microbial decomposition of the odor; Second, there is umbiliculitis The possibility of an attack, the habit of picking the navel, especially like to use fingers or sharp objects to pick, poke the navel, may cause the soft tissue of the umbilicus broken, red, swollen, infected by inflammation and produce odor. Patients are advised to bathe regularly, as the skin of the umbilicus is weak, rinse with water, no need to use cleaning products such as shower gel repeatedly scrubbing, you can also use cotton swabs dipped in alcohol to gently wipe.