Diabetes symptoms: Yeast infection in belly button could be a sign | Express.co.uk
WebMD on Twitter: "The fungus candida thrives in dark, warm, moist places -- like your belly button. If not treated, it could lead to a rash of dry, itchy, and swollen skin.
Why does my belly button smell? Causes and how to clean it
3 Ways to Treat an Infection in Your Belly Button - wikiHow
How to Clean Your Belly Button and Prevent Infection | UPMC HealthBeat