Tinnitus is probably the most common ear problem, as it is a symptom of around 75% of other problems in the inner ear. Tinnitus can occur when people hear a loud noise or loud noises over a long period of time. It can also occur with certain ear problems like ear infections and tumors in the ear. Problems with blood vessels, like hypertension, also cause the disorder. In a group of five, one is likely affected with tinnitus.