These 12 actors held their breath underwater for a very long time. We don't know exactly how long she could hold her breath underwater, but she clearly pushed herself to the limit: She repeatedly ...

Vitomir Maričić is one of the world's best freedivers. And this summer he set a new world record: He held his breath for 29 ...

Getting enough oxygen in the water can be hard work. While fish and many other aquatic animals take air directly from the water through gills, other animals find ingenious ways to drag air bubbles ...

Vitomir Maričić spent half an hour underwater fighting carbon dioxide. Here’s how he did it, and how you can fend off CO2 buildup to run farther.