It takes a maximum of a year to know what is trading and how it working. But the time which one person takes to learn forex will not apply for another, because other traders might take more years to learn. Professionals say that learning forex is like learning the human body, The more you start studying about forex, you will realize how much more there is in forex to learn. Forex is favorable only to the trader who is investing it wisely with all the tricks and strategies which must be followed.