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For scuba divers, correct weighting depends on your personal buoyancy needs and is influenced by a number of factors — from the composition of your body to the thickness of your wetsuit. You can get a rough estimate of how much weight you need by using our buoyancy calculator. 

Quitting smoking can be excruciating. Most people try to kick the habit about a half dozen times before it finally sticks. The good news is that smoking-cessation systems help wean you off nicotine without massive withdrawal. But how do these products affect you while scuba diving?

Did you overcome a fear of water, a challenge or other obstacle to become a PADI Open Water Diver? Share your story through video for a chance to be featured in the Ask Any PADI Diver campaign. Grab a video camera and share:

When the sun goes down, even a humble reef can turn into the underwater equivalent of the Chinese New Year for scuba divers. Read more here …