Antioxidants are destroyed during digestion unless you are deficient, as with Vitamin E and C. Finally, although oxygen toxicity is a dangerous condition, not all free radicals are bad. Other Injuries Swimmer's Ear Swimmer's Ear is a fairly common problem, that usually does not require medical attention. It is characterized by inflammation and painful infection of the outer ear. However, when we use cotton swabs and other methods of removing the wax, we are allowing moisture and bacteria to enter the outer ear canal. This bacteria can multiply causing an infection and inflaming the surrounding tissue.
Prevention is even more simple.
When diving, one should either dry the ears thoroughly, or place a few drop of vinegar or alcohol in the ears following a dive to help promote drying. If the symptoms are severe, or if you have recurring cases of Swimmer's Ear, medical advice is recommended. Both types of injuries are easily preventable with proper tank filling methods and equipment. Carbon Monoxide Poisoning results from an air tank being filled in an area where the air intake can pull in the exhaust from a motor. Exhaust is usually made up to a large degree by carbon monoxide.