Lower Body Strength
Lower-body muscular strength and endurance are necessary for scuba divers. Read more about building a strong and balanced lifting program while learning two key moves.
Alert Diver Issue: Q2 2010
Anacapa Island, California
Anacapa Island, California, offers divers pristine coral reefs, undersea arches, abundant fish and playful pinnipeds — allwithin 14
Alger Underwater Preserve
Even in the worst weather, Alger Underwater Pass in Lake Superior has reliably good diving — and great shipwrecks. Red more about diving at Alger Underwater Preserve.
In the Nick of Time
An underwater filmmaker encountered problems when his right ear felt plugged. He powered through the work only for the ear to become worse. When he finally saw a doctor, he was told he may never regain hearing in his right ear. Read more.
Backplate Buoyancy Systems
More-experienced divers prefer the backplate buoyancy system because of its rock-solid stability and simple harness system. Read more about backplate buoyancy systems.
Are Anti-Malaria Drugs Necessary?
DAN Medics answer your questions about dive medicine.
In Denial
Small, easy-to-ignore symptoms are often the first signs of decompression sickness. Read more about one diver’s incident.
Dolphins to Port, A Diver in Trouble
In a rush to enter the water, a diver did not check the tank valve, leaving them in a dangerous spot. Read more about the incident.
Shooter: Howard Hall
Underwater cinematographer Howard Hall had humble beginnings and is now known for his spectacular underwater IMAX movies. Read more about Howard Hall and his career.
Digital Effects Using High Dynamic Range
High dynamic range (HDR) is a clever digital process that will allow you to generate exceptional detail in still photos by combining the best elements from multiple shots into a single image. Read more about this practice.
