So, the vocal folds do open and vibrate but actually don't collide, and the entire sick area above — aryepiglottic folds, arachnoids, epiglottis — everything claps and dances, basically, and ...

The larynx houses the vocal cords and that is why the Adam's apple appears to bob up and down when a person is speaking. Women also have this cartilage, but it is often not as noticeable.

Dr Fauci is back in action, with a new, smoother voice after surgery to remove a polyp from his vocal cord nearly two weeks ago - and Americans are taking note of his new sound as he returns to TV.