Stage fright, also known as performance anxiety, is a common experience where individuals feel nervous or fearful before or during a performance. This can occur in various situations, such as public speaking, acting, or playing a musical instrument. Symptoms may include rapid heartbeat, sweating, and difficulty concentrating, which can affect performance quality. The causes of stage fright can vary, including fear of judgment, lack of experience, or high expectations. Many people experience it at some point in their lives, and it can be managed through techniques like deep breathing, practice, and positive visualization. Understanding and addressing stage fright can help individuals perform more confidently.