Crypto market is different with others market, when Bitcoin bearish so mostly all altcoin will follow it. On bearish we should be quit from the crypto market and put the money in to others opportunity, there are many others optional to make money by trading online like in forex, stocks, commodities, Bond or binary option trading. All this kind trading online has the same level risk, so we have to manage the level risk to be lower.
In addition, diversification is a strategy that applies to making better gains when market is in downtrend. Crypto trading cannot be followed dogmatically. It has to be fine-tuned, studied and practiced in one's best logic. Even without tending towards forex and stocks , there are ways the token in subject can be traded for other coins with prospective increase in the nearest future. This comes with a long time of study and research on tokens to trade with.