A Guide to Modern Sidemount Diving

A comprehensive guide to sidemount diving. What it is, the history, the equipment styles, how it is configured, gear setup and everything else you need to know.

Articles for beginner to expert scuba divers

Articles for beginner to expert scuba divers

A comprehensive guide to sidemount diving. What it is, the history, the equipment styles, how it is configured, gear setup and everything else you need to know.

What is a pony cylinder? Why are they recommended for wreck divers? This article answers your questions.
OXYGEN EXPOSURE MANAGEMENT by Richard D. Vann Oxygen metabolism is the primary energy source in higher life forms, but when oxygen enters the metabolic process prematurely, reactive oxygen species can form which interfere with normal function and cause convulsions or…