Trading and Gambling travel in the two different directions. One is Hard work and another one only on luck. One is if you not follow carefully there is chances of loosing your investment another one is if you not even carefully chances of loosing what you invested.
There are gambling games that you mostly need hard work too, working with analysis and that goes with sports betting and poker. Trading is given that you need more time to analyze and study on how the market goes around, how does it pump and where it solely getting it's price to be go down. While in gambling, you just need to used to it and study on how the game works and it's up to you on how you'll beat the game, your opponents but beating the house is impossible.