The world of day trading is a field of endless potential. It involves purchasing and selling financial instruments within a single trading day. This means that all positions are wrapped up before the market closes for the day.

A person who participates in day trading is known as a day trader. Day traders often employ high amounts of leverage and short-term trading strategies to profit on small price movements in highly liquid stocks or currencies. However, it is not a get-rich-quick scheme; there are risks involved, and it requires a solid understanding of the financial markets.

To successfully day trade, you need to develop a well-thought-out strategy. This involves anticipating market trends, setting realistic goals, being prepared to take risks and having a strong understanding of the assets you're trading.

Strategies used in day trading vary. Some of the more common ones include arbitrage, scalping, and swing trading. Scalping is a strategy that seeks to profit from small price changes. Swing trading focuses on predicting the swings in the market. And arbitrage involves buying a dual-listed stock at a lower price trade the day in one market and simultaneously selling it at a higher price in another market.

A day trader should have a comprehensive knowledge of the market. This includes knowing about market fluctuations, economic releases, and other market-related events. Being aware of these factors will help the trader make informed decisions.

Moreover, day trading requires a considerable amount of capital. Since traders need to buy stocks, commodities, or currencies, they must have enough capital to buy these assets and hopefully sell them for a profit. Depending on the market currency, the capital needed for day trading can range from a few hundred to several thousand dollars.

All trading involves risks, and day trading is no different. However, with the right approach, these risks can be managed. It's important for traders to set a stop-loss order, which is a pre-designated point at which a trader will exit a trade if the price moves against them. This can help limit potential losses.

The world of day trading is rapid. There's much at stake, and the rewards can be significant. By arming yourself with comprehensive market knowledge, a solid trading strategy, and the readiness to take calculated risks, you can harness the turbulent seas of day trading. However, it is crucial to stay disciplined and remember the age-old adage: don't invest more than you can afford to lose.

In conclusion, day trading is not for the risk-averse, but for those with a comprehensive understanding of the financial markets, a rigorous strategy and nerves of steel. It offers the chance to earn substantial profits, but it also comes with considerable risks. Still, with meticulous planning and ample trading experience, you could convert day trading into a potentially profitable venture.