There are tons and lots of it. You can even just google it and almost everything says the same kind of risks when it comes into cryptocurrency trading. Not only you risk losing your money in the process if you're not came prepared, you also have the risk of being scammed and many more. The thing is, people especially newbies thought that you can gain a lot of profits in a short amount of time with the smallest effort. They didn't do their homework, researches and all. Not to mention market volatility plays a big role in this part of trading.