Out of the Blue

Your photography will evolve over time and your digital editing techniques should too. Learn some inside tips for Adobe Lightroom.

A diver swims overhead holding a camera

The DAN Board of Directors

Meet the DAN Board of Directors. Their breadth of experience is impressive, and their dedication to scuba diving and safety is abundantly clear.

Seven men and two women pose in DAN headquarters. They are the DAN Board of Directors.

End the U.S. Shark-Fin Trade

Divers should take a stand to end the shark-fin trade. A bipartisan bill before Congress is poised to stop the sale of shark fins in the U.S.

Patent Foramen Ovale and Fitness to Dive

A PFO is a passage in the wall between the right and left atria of the heart that can be found in about 25 percent of adults. Its size and the degree of blood flow through it vary. It can greatly impact diving.

A surgeon prepares to place an occluder in the heart of a patient with a patent foramen ovale (PFO).

Compressors

Do you fully understand the origins of breathing gas? Learn more about the art and science of producing breathing gas.

Man holds an oxygen tank

Return to Diving

Breast cancer can be debilitating and one DAN member shares her story of recovery and returning to diving after complex breast cancer surgery.

Female diver floats above giant yellow coral

Clams & Friends

Read one couple’s story about diving with shrimp, clams and other little critters.

A fluted giant clam has a purple piece of coral in it

Exercises to Reduce & Prevent Knee Pain

Knee aches and discomfort are a pain in the joint. With proper exercises and awareness, you can reduce and prevent knee pain to help you dive and live your best life.

Woman bends over to rest after run

Looe Key

Looe Key is considered a gem within the Florida Keys. The reef boasts corals, sharks, rays, grouper and many other species of wildlife. Learn more about diving Looe Key.

A sad-looking grouper with spotty flesh, floats over a coral reef