The navel stinks and water seeps out, it may be caused by the following two reasons: First, it may be caused by infection of the soft tissue inside the navel, because the navel is partly deep, it is easy to produce some dirt, bacteria breeding inside. If the mucous membrane or skin inside the navel is accidentally broken a little, bacteria are easy to reproduce inside, resulting in wound infection and some secretions, such as flowing yellow inflammatory secretions, and even serious will also appear to flow white pus. Second, some navel inside the eczema, generally in addition to running water, there will be some navel around some dotted small herpes, after the rupture are some transparent clear liquid, accompanied by the navel inside or around the skin itching symptoms.