The markets are lower across the board. Japanese intervention in the currency market, coupled with worries over Italy have sparked some profit taking. The SPDR Dow Jones Industrial Average ETF (AMEX:DIA) is trading at $120.54, -1.50 (-1.23%) while the PowerShares QQQ Trust, Series 1 (ETF) (NASDAQ:QQQ) is trading at $58.37, -0.57 (-0.97%).

The U.S. Dollar Index futures (DX Z1) just fell off a cliff before the opening bell. When the U.S. Dollar Index declines the major stock indexes will inflate and trade higher. You see, nobody really cares about the poor earnings reaction to Amazon.com Inc (NASDAQ:AMZN), and Broadcom Corp (NASDAQ:BRCM) earnings. The markets are simply reacting to the action in the U.S. Dollar Index. When the U.S.

Scalp trading or day trading is when a trader looks to catch small moves in the stock market within a single trading day. Day traders will usually hold a stock for a few seconds to a few hours within a trading session. This type of trading style is not for everyone, however, it does have its benefits as most scalp traders will not have the risk of holding a stock overnight.

Options expiration week has arrived. This is notoriously a wild week for stocks as institutions whip the markets up and down, shaking out the weak handed option holders. The markets usually run the opposite way of the recent trend. In the last two weeks, stocks have staged one of their best rallies in recent years.