The risk-reward ratio in forex trading refers to the relationship between the potential profit and the potential loss of a trade. It helps traders assess whether a trade is worth taking based on the potential reward compared to the risk involved. A favorable risk-reward ratio typically means the potential reward outweighs the potential loss, indicating a potentially profitable trade. Traders aim for a positive risk-reward ratio, such as 1:2 or higher, where the potential profit is at least twice the potential loss. By incorporating a sound risk-reward analysis into their trading strategy, traders can manage their risk effectively and increase their chances of long-term profitability in the forex trading industry.