A1. Breathe deeply (not a lot of air) and hold it for for 5 seconds and breath out

 

A2. Breathe deeply fast and more air and hold it for for 10 seconds and breath out

 

A3. Breathe fast (medium air) and sing a note immediately after (sound on breathing out)

 

A4. Breathe fast (medium air) and sing a phrase of a song

 

A5. Breathe and say the Ss Ss Ss to enhance diaphragm support.