mostly who investing in alt coins that people never get to loss but few times it may happens. so nothing to worry about it. you have to try to invest in bit coin seriously, bit coin has great demand present so once try it. then you getting more profit and you have chance to cover your alt coins loss in bit coin. so invest in bit coin trading. one of the good and easy way to invest and also bit coin has great security power so nothing will happens to your coin.you have to buy eth coins also. and both are keep hold few months or years then you get profit.