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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

Alexander Springs: The Best Dive Site in Florida For Newly-Certified Divers

Experience one of the easiest-to-dive Florida springs just outside Orlando, Florida. Affordable, shallow, and clear, there isn't a better place for a new diver to get comfortable in the water.

Are Sharks Mammals? (No!)

In this edition of Ask a Marine Biologist, Dr. David Shiffman answers one of the most-asked questions about sharks—are they mammals, fish, or something else?

What it’s Like to Play Scuba Poker

Each year in the midst of a chilly Colorado winter, this group gets together to play underwater poker for charity.

Say Cheese! How to Orchestrate Stunning Fish Portraits

Fish are always on the move, darting in and out of focus. While portraits can be challenging, these tips will help you take photographs that truly stand out.

Diving with Braces or Invisalign? Here’s What You Should Know

Ever wondered if orthodontics could affect your diving? Well, good news—for the most part, diving with orthodontics requires little adaptation, and isn’t all that different from diving without them.

How to Master Underwater Navigation and Dive Like a Pro

The more you dive using successful navigation, the more comfortable and confident you’ll become while seeking out new adventures.

Ask DAN: Can I Return to Diving After Surgery

Resuming diving after surgery should be assessed on a case-by-case basis and depends on complete recovery. Your surgical incisions need to be completely healed, and any complications, such as infections, must be resolved.