Suddenly Wall Street is getting a bit nervous. Here are two ways to prepare for turbulence.

Wall Street's sudden bout of nervousness is a notable shift in sentiment, especially given the recent run of gains in equity markets. The cautious stance from strategists at Citadel Securities and JPMorgan suggests that some of the optimism that has driven stocks higher may be starting to unwind. While neither firm is calling an end to the bull market, their comments are a reminder that markets can turn quickly and that investors should be prepared for potential turbulence.

For currency markets, a more cautious outlook from Wall Street can have implications for the US dollar. Historically, periods of market uncertainty have seen the dollar strengthen as investors seek safe-haven assets. However, the dollar's role as a global reserve currency and its recent performance have been influenced by a range of factors, including interest rate expectations and economic data. As such, currency traders will be watching to see how the US dollar responds to any potential equity market volatility.

Looking ahead, investors will be closely watching key economic data releases, including US inflation and retail sales figures, for signs of how the economy is holding up. Any surprises in these numbers could exacerbate market volatility, while also influencing the outlook for interest rates and the US dollar. Currency traders should also keep an eye on developments in other major economies, including the eurozone and China, as these can have implications for global market sentiment and the currency market.

Originally reported by marketwatch.com. CurrencyNews adds analysis for finance & markets readers.