Mythophobia is the fear of myths or stories or false statements. Common Causes and Triggers of MythophobiaThere are a large variety of reasons that cause or trigger the fear of myths or stories or false statements. But the most prominent ones are are:Upbringing – People who are raised by people that either are afraid, or have transmitted a sense of uncertainty or danger related to myths or stories or false statements, might experience Mythophobia most commonly.