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Scuba Diving Training

Learn about scuba diving skills, trainings, certifications and lessons on how to make your scuba bottom time safe, fun and lasting! Also, see what it's like to scuba dive in crazy situations, read our Lessons for Life, get underwater photography tutorials and check out expert scuba dive hacks for any and every dive condition.

Buoyancy Calculator—How Much You Need in Dive Weights

Struggling to find the right amount of weight for scuba diving? Here's how you can test and calculate just how much weight you need for scuba diving.

The Ultimate Guide to Nitrox Diving

What is nitrox diving, what are the benefits of nitrox vs. air and how do you get your enriched air certification? Here’s everything divers need to know.

How to Find a Doctor for Scuba Medical Advice

It's wise to schedule a medical checkup before embarking on a dive trip—even better if you can see a doctor who specializes in diving. Thankfully, there are resources to help you find one.

Recent Articles

Lessons for Life: Respect the Wreck

Desire for underwater accolades leads to poor decisions.

Everything You Need to Know About Diving from a Rigid Hull Inflatable Boat

Don't rock the boat! A guide to what you need to know before diving off a rigid hull inflatable boat.

Tuna, Mercury and Bioaccumulation: Have Humans Made it Worse?

In this edition of “Ask a Marine Biologist,” Dr. David Shiffman explains the health reasons behind limiting how much apex predator you eat.

Winged Wonders: Making the Most of Magical Manta Encounters

Photo expert Alex Mustard shares his tips and tricks on how to photograph stunning images of manta rays.

The Future of AI Editing and Underwater Photography

A brief overview of the new Generative Fill (AI) feature in Adobe Photoshop and three ways it can be used to edit underwater photos, closing with a few thoughts on AI and the future of underwater photography.

Where to Plan Your Next Family Liveaboard Dive Trip

Five liveaboards that are sure to get your kids hooked on the sport you love.

ASK DAN: How Does Heart Health Impact My Diving?

By adopting a physically active lifestyle, and maintaining a healthy cardiovascular system divers can reduce the risk of potential complications and fully embrace the wonders of exploring the underwater world.