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    By the Divers Alert Network Medical Team www.danap.org Scuba diving exposes you to many effects, including immersion, cold, hyperbaric gases, elevated breathing pressure, exercise, and stress, as well as a post-dive risk of gas bubbles circulating in your blood. Your heart’s capacity to support an elevated blood output decreases with age and with disease. Having […]

The chances are that you or someone you know has been stressed out on a dive. It can be triggered by any numbers of things, such as tough conditions or extreme depth. Charlotte Boan asks a panel of diving experts what is stress, its causes and how to avoid it. ASKING THE EXPERTS WHAT ARE […]

By the Divers Alert Network www.danap.org It’s the most common diving injury, affecting more than half of all divers at some point. So how do you prevent and manage middle-ear barotrauma (MEBT)? Firstly, what is MEBT? Middle-ear barotrauma is the accumulation of fluid and blood in the middle ear or rupture of the eardrum as a […]

With the latest update to the PADI Open Water Diver course, you were taught how to deploy a Surface Marker Buoy (SMB) on the surface.  But this does not really address the skill that you really need – how to deploy an SMB from depth. When you deploy an DSMB from underwater – it is […]