Why do people lose money in crypto? the number one reason is panic, they tend to be controlled by emotion, for newbies never ever just bought something you really know nothing about, that's one of the rule, research is needed, your money is important so don't waste it with wrong decisions, if you decided to what coin to buy, don't sell with small movement crypto is volatile, make some target for losses and earning.
I think that if we participate in this volatile market, we should not panic but learn to control our emotions, stay calm and wait patiently. If you panic and lose your temper, you are very prone to losses and dumping.