Foreign Exchange trading (also called Forex, FX or currency trading) describes trading in the many currencies of the world. It is the largest market, which provides a large amount of liquidity to traders. Each day the markets trade over $1.5 trillion, if you compare the New York Stock Exchange which trades $27 billion a day you can begin to see how massive this market really is.
The spot Forex market trades are settled within two banking days. There is no central exchange like futures, and most of the trades are done electronically. The big boys in this game are the Banks, Hedge Funds and financial organisations. However, with new rules and introduction of Trading Platforms across the internet almost anyone can now start trading Currencies.
Forex trading is the largest known financial market. Day or night, it doesn't really matter; the trade goes on even as half of the world is asleep. It offers a lot of opportunities for many organizations and individuals to make profit. There are many day traders in the market, and if you think you can do it, why not join the day traders.
Once you decide to start to day trading, don't expect to learn everything about it in an instant. You will surely need to learn for some time, and you need to exert a lot of effort. Practice makes perfect, and forex trading requires a lot of it.
Before using real money, you can practice through simulated trading and do a paper trade. Here you can incorporate all your trading techniques and see if they actually work.