Why is my cat's breathing noisy?

Why does my cat sleep on my chest, and why is his breathing so loud? - Quora

Rapid Breathing In Cats

Respiratory Disease in Cats

What Does a Heavy Breathing Cat Mean? - Floppycats™

5 Ways to Help Your Cat Breathe Easier - wikiHow

Cat breathing problems: when to worry

AeroKat feline aerosol chamber makes headlines - BreathEazy

Why Is My Old Cat Wheezing?

Why does my young cat make funny but cute breathing noises that sound like baby breaths and soft grunts from the noise, especially when I'm petting him or picking him up? Otherwise

Why Do Cats Make Weird Breathing Noises?