Breathe through your nose! The science of breathing & nasal nitric oxide
Luke breathing on top of an iceberg during a film project in Greenland.

Breathe through your nose! The science of breathing & nasal nitric oxide

This article is about the importance of nasal breathing and the production of nasal nitric oxide in the nasal cavity. We’ll explore some ideas and questions around the benefits of nasal nitric oxide and whether we leave those benefits behind …

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Performance Freediving International – Advanced course, Safety Supervisor and DAN DEMP
One of the aforementioned amazing shots

Performance Freediving International – Advanced course, Safety Supervisor and DAN DEMP

What follows is @wrick’s review of the Performance Freediving International (PFI) advanced course, including safety supervisor and Diving Alert Network- Diving Emergency Management Provider (DAN DEMP) course. The course was taught along the Kona coast, Jack’s diving locker and Honaunau

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