For many people the sight of holes can bring on a physical reaction. Trypophobia is believed to have evolutionary origins. Produced by Kevin Reilly. Original reporting by Jennifer Welsh.

I quickly discovered that the condition has a name, trypophobia ... and different biological images in the animal kingdom such as bee hives, and the skin of snakes, lizards, frogs, and other ...

Images of expanded pores on human skin. Pictures or videos containing clusters of holes. The causes of trypophobia are still ...

Trypophobia is the fear of clusters of small circular holes or bumps, such as the holes in a sponge. The term has only existed since 2005, when it was coined on an online message board, and has ...