What are some techniques for building vocal endurance to prepare for longer performances?

Building vocal endurance is crucial for rappers, especially when preparing for longer performances. Here are some techniques that can help you build vocal endurance: 1. Warm-up exercises: It's essential to warm up your voice before performing, just like any other muscle in your body. Start with some gentle vocal warm-up exercises such as lip trills, humming, and tongue exercises. 2. Breath control exercises: Pr....