The word fanatic is a word that comes from the Latin "fanaticus" and refers to the individual who supports or defends an opinion, theory, way of life, etc. with great passion, showing intransigence with those who do not share his way of thinking. Likewise, an individual can be a fan of a sport or a television program, in this case it has to do with admiration and dazzling towards them. At present, this term is attributed to people excessively adept at a political or religious cause, or towards a hobby, pastime or sport.
Psychology specialists determine that the fanatical person vehemently and with absolute adherence expresses a specific cause, demonstrating excessive and permanent enthusiasm towards certain subjects, and is even capable of showing violence in some cases. The fanatics can be of different types: The religious fanatics, they support the defense of their doctrines, of their faith, defending everything that is written in the holy books. The fans of a sports team are those who sympathize with a particular team, all sports have fans, but there are some that are more popular than others, for example baseball, basketball and soccer. Another type of fanatic are called "fans", these are people whothey admire certain people with idolatry, especially those related to the artistic world (singers, actor, musician, etc.).
The religious fanatic is the one that has caused the most controversy throughout history, since many of these fanatics have been involved in military conflicts and terrorist actions in the name of their religious faith, through the centuries thousands of fanatical people have been supported in religions to carry out acts against those who do not share the same religion.
A condition that characterizes the fanatic is his great enmity with freedom. In those places where fanaticism reigns, there is no room for the development of knowledge and where the course of life seems to stagnate. The intolerance of fanatics has led to social conflict and injustice. Therefore, fanaticism is the cause of all these evils that could be avoided if your way of thinking gave way to the acceptance of different thoughts.