If you could patent and sell the idea of holding your breath before exercise to boost performance, it would be a bestseller. Not because it works, necessarily—the jury is still out on that. But ...

When a person holds their breath, the body immediately begins to adapt to the lack of oxygen and the build-up of carbon dioxide. These adjustments involve slowing the heart rate, redirecting blood ...

Don't try this at home ...

That breath you’re holding right now isn’t just a party trick or swimming pool challenge, it’s actually one of the most accurate predictors of your overall health, vitality, and how many years you ...