The dollar is down nearly 10 percent since the beginning of the year. That's bad news if you're a tourist traveling to Europe, but great news if your U.S. company sells goods overseas.
The greenback's tumble against a basket of currencies reflects both positive and negative trends, analysts say.
The biggest factor in the dollar's decline is doubts among currency investors that the Trump administration will be able to put in place pro-growth policies, says Jens Nordvig, CEO of Exante Data, a financial advisory firm.