Ask a Fool: Can I Get Rich by Day Trading Stocks?
Day trading refers to opening and closing the same stock positions during one trading day. In practice, many day traders hold stocks for minutes, or even seconds, at a time.
Some day traders do make money. However, the odds are definitely not in your favor.
One research report published by several university professors determined that in any given year, only about 13% of day traders achieve a profit. Even worse, the study found that less than 1% of day traders consistently make money.
Source: Fool.com