Sad fact that new traders think trade is only buy and sell and hold. When coins that they hold not give good value for long time, they don't have any other strategies to get out from loss then make decision to cut loss and retired from trading.
People who panic normally loss, we have a lot of traders and investors in crypto but there are some who just invest to loss their money.
They enter in the market without making a research, that's why they loss, they are newbie who think that making money in crypto is easy and can give quick returns.
actually all traders have to research the market. market decreasing is also part of market, part of trading. we shouldn't treat it like an outstanding thing which destroys everything - it's the market