reason for their genesis www.livescience.com/42950-what-causes-skin-tags.html Live Science, January 29, 2014 https://www.livescience.com/42950-what-causes-skin-tags.html According to Live Science https://www.livescience.com/42950-what-causes-skin-tags.html skin tags can form due to skin folds or irritation reason for their genesis