A variety of conditions may affect your hearing or balance. Ear infections are the most common illness in infants and young children. Tinnitus, a roaring in your ears, can be the result of loud noises, medicines or a variety of other causes. Meniere's disease may be the result of fluid problems in your inner ear; its symptoms include tinnitus and dizziness. Some ear disorders can result in hearing disorders and deafness.
Your nose warms and moistens the air to keep your lungs and tubes that lead to them from drying out. Your nose also contains the nerve cells that help your sense of smell. When there is a problem with your nose, your whole body can suffer. For example, the stuffy nose of the common cold can make it hard for you to breathe, sleep or get comfortable. Many problems besides the common cold can affect the nose. They include: deviated septum, nasal polyps, nosebleeds, and rhinitis.
Your throat is a tube that carries food to your esophagus and air to your windpipe and larynx. The technical name for throat is pharynx. Throat problems are common. You've probably had a sore throat. The cause is usually a viral infection, but other causes include allergies, infection with strep bacteria or the upward movement of stomach acids into the esophagus, called gastric reflux.