What is Forex in simple words for beginners?

The foreign exchange market (Forex or simply FX) is an international over-the-counter (OTC) market where traders, investors, financial institutions and banks buy and sell world currencies, as well as exchange them and speculate on their values, I recommend that you choose a platform with a demo account and try yourself as a real trader https://tradersunion.com/interesting-articles/best-forex-trading-platform-for-beginners/