Diving is always better with a buddy. Here's how you can find local divers or travel friends.

Pulmonary edema is an abnormal leakage of fluid from the bloodstream into the alveoli—the microscopic air sacs in the lungs. It is most often the result of heart failure or other cardiac problems. Sometimes, however, pulmonary edema is observed in swimmers and divers when no underlying medical cause is apparent.

While these natural population peaks can cause harm and human interference can exacerbate them, there’s no reason to find them terribly alarming.

Katie Doyle, who has lived with Type 1 diabetes for nearly two decades, shares lessons learned from a Discover Scuba Diving course in Australia.

These are the features to look for when shopping for a dive comptuer and how to maximize it underwater.

Disaster strikes when a spearfisher neglects to watch his air supply underwater.

Cold, currents and low visibility make the Galapagos a challenging bucket list location for scuba shooters.

Ensure your gear is always working and patch it when it's not by becoming an PADI Equipment Specialist.

Properly tightening your set-up is key to keeping lights both attached and adjustable.