Navel changes to diet and exercise, unexpected change in shape may be the result of ascites. In addition to change in shape being a possible side effect from ascites and umbilical hernias, the navel can be involved in umbilical sinus or fistula, which in rare cases can lead to menstrual or fecal discharge from the navel. Menstrual discharge from the umbilicus is a rare disorder associated with umbilical endometriosis. To minimize scarring, the navel is a recommended site of incision for various surgeries, including transgastric appendicectomy, gall bladder surgery, and the umbilicoplasty procedure itself. Abdominal thrusts is a first aid method
Cultural views on the navel applied to the navel of infants as a remedy for stomach aches. The Gonds, a tribe from central India, apply "Gloriosa superba" rhizome extract over the navel and vagina to cause labour pain and perform normal delivery. According to Ayurveda, the navel is an important site in the human body. Nearly 72,000 subtle nerves, or "nadis" converge in this area. By the principles of Ayurveda and yoga, the human body is made up of six "chakras", with the "Manipura chakra" located at the spine directly behind either the navel or the solar plexus, depending on the system, while its "kshetram",