Seasickness is no way to begin a dive. Here's how to stop it before it starts.

Bad news from your doctor doesn't have to mean the end of your diving career. Here's the current thinking on diving with asthma, diabetes, cancer, and heart disease, and after suffering DCS and pneumothorax.

In a scuba-diving emergency, every second counts. Don't waste a single one wondering what to do.

Are cigarettes sending your dive career up in smoke?

Out of shape for diving? Dive stronger, breathe better, and look lean in your neoprene. Exercises to make you a stronger, fitter diver.

What you need to know about the most common cause of diving deaths.

Six ways to improve your breathing and get more mileage out of every tank.

Can you or can't you? The seas are finally settling on this tumultuous debate.

Dive Training, Safety, Skills and Medicine: How to beat jaw pain and make sure your teeth don't explode under water.