Don't check the prices frequently as you do, that's a devastating move to do while watching your portfolio down for 20% - 40% and counting this week specifically if you invested pile of your money into it, if you are determined to hold and you have the confidence towards your crypto assets then you should stop worrying for a temporary dump and see the long-term profit of your assets in the future, that would likely to happen if you are not holding a worthless coin.