A lot depends on the coin. It is very important to evaluate the future potential of the coin because not all the coins will be able to survive during the fall of the market.
Many coins are not useful at all and they will not be able to survive during the fall of the market.
After the fall of the market will be rise of the market and the price of the coin will restore.
But not all the projects will be able to survive during the fall of the market and it is necessary to hold the tokens only with big potential.