After this, do the same exact thing, but with an “ah” sound instead. [3] X Research source

You may find that your voice cracks when you’re nervous. This is because your muscles are tense when you’re nervous.

Train yourself to do this by practicing low breathing. To do this properly, expand your belly like a balloon when you take deep breaths. [6] X Research source

Head voice (the higher, lighter, sweeter register) and chest voice (the deeper, lower, more powerful register) are the more common vocal registers. Beginners naturally sing lower notes in chest voice and higher notes in head voice. Practice singing lower notes in head voice and higher notes in chest voice to help ease the transition. [8] X Research source

Make sure to drink lukewarm water while singing; anything too cold or too hot can negatively affect your voice.

If you find yourself clearing your throat a lot, see a doctor. There’s a chance that you could be dealing with some allergies or acid reflux disease. [12] X Research source