... I'm not sure I can stomach this ...

One of the prize winners in this year's Ig® Nobel Awards has done in depth research and found, to my amazement that you're more likely to have 'Belly Button Lint' if you're male, older and hairy.

Link Belly Button Lint Survey Homepage

The Ig® Nobel Prizes are given out to academics that 'done things that first make people LAUGH, then make them THINK. It is held at Harvard University each year.