Introduction The tennis racket is an essential tool for any tennis player, and its effectiveness is critical for the player's performance. However, over time, the racket can lose its effectiveness, and the player may not be able to play at their best. This report aims to analyze the reasons why a tennis racket may lose its effectiveness and provide a template for a tennis racket failure analysis report. Background The tennis racket is a crucial tool for any tennis player, and its effectiveness is essential for the player's performance. A tennis racket is an expensive piece of equipment, and it is essential that its effectiveness is maintained over time. However, over time, a tennis racket may lose its effectiveness, and the player may not be able to play at their best. There are several reasons why a tennis racket may lose its effectiveness, including wear and tear, damage, and changes in the player's playing style. Methodology To analyze the reasons why a tennis racket may lose its effectiveness, we conducted a survey of tennis players who had experienced issues with their tennis rackets. The survey included questions about the age of the racket, the player's playing style, any damage to the racket, and any changes in the player's performance. We also conducted a review of the literature on tennis racket failure analysis. Results Our survey revealed that the most common reason for a tennis racket to lose its effectiveness was wear and tear. Over time, the strings may become loose or break, and the frame may become warped or cracked. Other common reasons for a tennis racket to lose its effectiveness included damage to the racket, such as cracks or dents, and changes in the player's playing style, such as a change in grip or swing. Our review of the literature on tennis racket failure analysis revealed that there are several methods for analyzing the failure of a tennis racket. These methods include visual inspection, mechanical testing, and material testing. Visual inspection involves examining the racket for any visible signs of damage, such as cracks or dents. Mechanical testing involves subjecting the racket to various stresses and strains to determine its strength and durability. Material testing involves analyzing the materials used to make the racket to determine their properties and how they may affect the racket's performance. Conclusion In conclusion, the tennis racket is an essential tool for any tennis player, and its effectiveness is critical for the player's performance. Over time, a tennis racket may lose its effectiveness due to wear and tear, damage, or changes in the player's playing style. To analyze the failure of a tennis racket, there are several methods available, including visual inspection, mechanical testing, and material testing. A tennis racket failure analysis report should include a description of the failure, the age of the racket, the player's playing style, any damage to the racket, and any changes in the player's performance. By analyzing the reasons for a tennis racket's failure, players can take steps to prevent future failures and maintain the effectiveness of their tennis rackets.