Phobias come in all forms and degrees, some more clinical than others. Here are 33 of the most unusual, although to those who suffer from them, they are no laughing matter.

A study conducted by an Australian researcher for the Journal of Advanced Nursing highlights the changing public perception of nursing, as reflected in movies for the past 100 years.

Based on the results of the study, the public currently views nursing in a positive light, one that has grown more realistic and nuanced over the decades. Granted, movies don't necessarily reflect viewers' opinions perfectly, but as researcher David Stanley points out, "Public perceptions of different professions are strongly influenced by the media."

Doctor in Hell

A doctor dies and goes to Hell. The Devil greets him and tells him that he would have to choose his eternity.