Check out these mysterious diseases science can't explain! This top 10 list of strange and unexplained mysteries is still unsolved to this day! Subscribe For New Videos! http://goo.gl/UIzLeB Watch our "Most AMAZING Recent Technology!" video here: https://youtu.be/d6dxWNQj1GU Watch our "Most AMAZING Places Around The World!" video here: https://youtu.be/a3l6iREKgAk Watch our "STRANGE Natural Phenomena On OTHER Planets!" video here: https://youtu.be/748Gxy1WVIo 9. Von Economo Disease Also called encephalitis lethargica or the sleepy sickness, von Economo disease attacks the brain, leaving many victims in a statue-like condition, speechless and motionless. The disease came to the notice of physicians in 1916 when an unknown...
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