Market volatility and instability causes great anxiety in the minds of investors. Besides market data people also tend to rely on daily news-flow which might not be related to markets. Bad news creates fear. The psychological aspects are highly driven by fear of losses and further crush in the exchange. Read our article on psychological factors which affect trading for more info.
Using automated systems for trading can take the fear factor out, and help you trade based only on cold, hard data. If you're a day trader, consider creating your own trading strategies. Once done, you can deploy these strategies on trading systems to trade on your behalf. There are many advantages to trading using strategies: