AVVIRA Hyperbaric Oxygen Therapy - If you woke up one morning and something isn't right with your hearing. Your ear feels blocked or it's ringing. You think it will go away on its own... but it's been a few days, and it's starting to bother you? You are already a bit worried... Call today! Do not wait even a minute! When you wait over two weeks, certain doctors say the chances of getting your hearing back become much smaller. It is not something that goes away on its own. Might even be covered by Fidelis or other insurance