All articles by category: Freediving

The Oxygen Advantage for Freedivers

The Oxygen advantage is perhaps one of those books beginner freedivers (as well as experienced and especially instrucors) should pick up after completing their first course. Granted, much of what the author Patrick McKeown writes about is already mostly understood by freedivers, but there are some other specific gasses and chemicals, such as EPO and

Freediver swimming under the blue hole arch

Boyle’s law and Archimedes principle simplified.

Sometimes, when advancing in free-diving the physics can be a little daunting – especially for those who find physics a little challenging. Below is a simple explantation on what happens with a few diagrams to illustrate. If you do have any question please contact me in the form on the homepage. This article is going to

A freediver with his arms above his head. performing the duck dive

Mammalian Dive Reflex

IntroductionHumans have a reflex in common with dolphins, whales and other diving mammals called the Mammalian Dive Reflex (MDR); one of the triggers being facial immersion and breath holding. The Mammalian dive Reflex helps us extend our breath-hold time and shift blood into appropriate places to safe guard them from the increasing pressure with depth. Bradycardia