Whether it adds any thing to the article but Van Gogh was on drugs with the known side effect of mucking with your yellow and green perception. He is specifica

Whether it adds any thing to the article but Van Gogh was on drugs with the known side effect of mucking with your yellow and green perception. He is specifically mentioned in this article on adverse wise effects of digoxin: http://en.wikipedia.org/wiki/Digoxin#Adverse_effects http://en.wikipedia.org/wiki/Digoxin#Adverse_effects