Most newbies lose huge amount of money because, after learning the basics of trading they feel they know it all, they think they can manipulate through the market. But they end up losing big.
No matter what you are thought, you must know this that to be a successful trader, it takes practice and consistency.
Most of the novice who came up here in the cryptocurrency loss their investment due to lack of knowledge or lack of research, then some are greedy, and some are don't care about what amount of money they are putting in the coins where in the end their capital will melt all of a sudden due to because of their negligence.