Diaphragmatic Breathing for a Steadier Voice

If you’ve ever felt your voice shake during a presentation, you probably also felt that your breathing was different than normal. When we’re stressed, the body switches to quick, upper-chest breaths. This signals danger to the nervous system and makes the voice less stable.

Diaphragmatic breathing—sometimes called belly breathing—is the antidote. It activates the parasympathetic system, it calms the body while giving your voice a stronger, steadier foundation.

You can use this technique next time you need to calm down.

Here’s how to practice:

1. Sit or stand upright with shoulders relaxed.

2. Place one hand on your belly, the other on your chest.

3. Inhale slowly through your nose for four counts, letting your belly rise. Keep your chest still.

4. Exhale gently through your mouth for six counts, letting your belly fall.

5. Repeat for 2–3 minutes.

   
   

As you practice, notice how your body softens and your voice feels more supported. Try using this technique before phone calls, presentations, or even casual conversations where you want to feel more grounded.

Pro tip: Pair diaphragmatic breathing with a short mantra like, “I am safe to speak.” This reinforces calm both physically and mentally. Breathing may seem simple, but it’s the foundation of your voice. When your breath is steady, your nervous system settles, and your voice follows.

If you want to already start working on becoming a confident public speaker, you can book a 30 min coffee chat with me or check out my online courses.