The life of Howard Hughes had two sides. On one hand, facts about Howard Hughes include his brilliantly inventive mind and engineering skills, his aviation speed records, his celebrity as a high-profile Hollywood producer, and his creation of numerous bedrock American brands that made him one of America's first billionaires. But any discussion of Hughes would also have to include information about his obsessive-compulsive disorder, his irrational fears, his reclusiveness and paranoia. Hughes lived the American Dream and yet died one of the unhappiest creatures on the planet. Here are some troubling facts about the sad, strange life of Howard Hughes.