As i see few peoples only hold on their altcoins for now. Because they dont want to buy some altcoins at the moment because it has a possibility to continue to decrease its price.

all choices must have risks so there is no need to fear the risks that will occur, you must be able to handle all these risks so that you can produce.
if we are afraid of risk, we will never progress and will never succeed, so stay optimistic and don't be afraid to make choices.

First i will say in present situation i made short term trade so that i can easily calculate my loss or profit instantly. Secondly if i say to determining factor is that i follow that coin more than two weeks and its website, ico and finally team contribution behind that coin. I can easily get updates of that token. Risk and profit is everywhere. But if i made my brain technically sound about trading i can free from risk.

People who have been in the cryptocurrency market for more than 1.5 years are not afraid of losing their money. we all consider our actions based on our money management. And it depends only on our actions whether we lose money or earn money.