When diving doubles you will need to use your wing/BCD to compensation. Typically you can't control your buoyancy only with a drysuit with steel doubles and stage bottles so you will need to use your wing to offset buoyancy.
The structure of the throat is designed to prevent food from entering the lungs. Photo Credit matthewennisphotography/iStock/Getty Images. When food enters the lungs instead of the esophagus, it affects breathing and can cause choking and other problems.
Maintaining Diet and Nutrition. 1  1. Switch to organic foods. Diet can help you protect and heal your lungs through the vitamins and minerals found in certain foods. 2  2. Limit processed and pre-packaged food. When trying to heal and support your lungs, you should limit the amount of pre-packaged and processed foods you eat.