Diving
Nitrogen Narcosis: What Depth Does to a Diver's Judgment
Nitrogen narcosis dulls judgment before a diver notices anything is wrong. Here is why depth impairs decision making, and why self-diagnosis often fails.
May 22, 2024
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3 stories for“diving judgment impairment”
Diving
Cold Water Diving: Where the Wetsuit Stops Working, What a Drysuit Changes, and Why the Hands Go First
Below about 15 degrees a thick wetsuit keeps a diver alive but not warm, and cold is a safety problem before it is a comfort one: it thickens judgment, wastes gas and makes the hands useless. The drysuit is a different way of diving, not a thicker suit.
Feb 4, 2025
Diving
Fitness to Dive: Why the Medical Form Is Not a Formality
PFO, asthma, diabetes and certain medications can all change whether diving is safe. Here is why the medical questionnaire before a course matters.
Jan 27, 2025
