In short: A spate of diving-related deaths in Tasmania's recreational diving community has experts worried about hookah diving, which they say is increasingly represented in fatalities.

When you go scuba diving, you usually bring some oxygen with you, but sometimes you leave it back on the boat. Deco’s breath of fresh air, Chris Van Vliet, is here with a look at hookah diving ...

Before disappearing Saturday while diving near Big Pine Key, Louann Greene, 33, was using a hookah rig, an underwater breathing device that requires no certification and is commonly used by ...