Invisible Crystals

Polymorphic crystallization inside hoses has recently emerged as a hazard divers should be aware of. Be sure to replace old hoses, limit hoses’ exposure to high temperatures, and follow manufacturers’ maintenance recommendations.

A new black hose is being held

Asking the Right Questions

Ingrid Eftedal, Ph.D., studies the genetic and molecular mechanisms involved in the body’s responses to diving. Eftedal’s diverse background includes work in molecular biology, forensic genetics, civil engineering, biophysics and medical technology.

Ingrid Eftedal, Ph.D., stands beside a small hyperbaric chamber used for animal studies.

Skin Bends in Cuba

While diving in Cuba, a diver’s itchy rash didn’t seem immediately dire, but the condition quickly deteriorated. Seeking treatment was a complicated process, but the diagnosis was eventually skin bends.