I still had a little bit of air left in my tank after shooting Your Ultimate Frogwoman . I've always wanted to breathe a tank dry and get to know what it would feel like to run out of air underwater on scuba.

So I stayed under until I ran out of air, and I filmed it. Diving with a double hose regulator, I do not have a pressure gauge. With no way of knowing exactly how much air is left in the tank, I can only find out as it happens when breathing gets more and more difficult, signaling that the ... Show more