Equalisation: Why Ears End Most Freedivers' Progress
Frenzel and mouthfill solve the one problem that stops more beginner freedivers than fitness or fear ever does: equalising the ears under rising pressure.
Dec 5, 2024

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60 stories for“technique”
Frenzel and mouthfill solve the one problem that stops more beginner freedivers than fitness or fear ever does: equalising the ears under rising pressure.
Dec 5, 2024

Breathe-up, diaphragmatic breathing and the recovery breath are the three that matter. Hyperventilation is the one that removes your warning that you are about to black out.
Aug 10, 2026

The same reef becomes a different site after dark, and so does the diving. Navigation, buddy contact and the way your brain handles a narrow beam all need rethinking before you get in.
Aug 8, 2026

CWT, CNF, FIM, STA, DYN: a plain guide to how competitive freediving is actually judged, discipline by discipline, and why the letters matter more than the depth alone.
Feb 14, 2024

The east coast has the depth, the Gulf side has the pools, and summer changes the answer entirely. A practical guide to training here across the year rather than flying to Dahab every time.
Aug 13, 2026

Coughing pink after a deep dive is not something to shrug off. Squeeze happens when tissue cannot keep up with pressure, and the usual causes are tension, forcing equalisation and pushing depth too fast.
Aug 13, 2026

CO2 tables build genuine breath hold tolerance over weeks. Hyperventilating beforehand does the opposite of what beginners think it does, and it has killed trained divers.
Sep 2, 2025

Aqaba Blue: Ocean Future in Action runs September 9-12 with diving, conservation, marine technology and tourism. Its value will depend on turning networking into regional practice.
Aug 2, 2026

Technical diving instructor Adam Jacoub died on 18 July 2026 following a dive in Hurghada, Egypt. The circumstances remain under investigation.
Jul 20, 2026
