Chapter 2 of Inside the voice looks at how the voice produces the enormous variety of sounds used in speech and singing.
Advice
Vocal Health
Comprehensive advice and multimedia guides to the voice and vocal health
Advice
Inside the voice (Chapter 6: Warm-up theory & practice)
Chapter 6 of Inside the voice is about why it’s important to warm up your voice before you use it. It also outlines a quick warm-up routine to prepare you for singing.