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What is an ear infection? Ear infection happens when fluid builds up behind the ear drum. This is the middle part of your ear. It often starts due to a simple cold. It is very common in children but can also affect adults. It can be very painful. If you...

What is obstructive sleep apnoea? Obstructive sleep apnoea is when something partly or completely blocks the throat during sleep. This causes breathing to reduce or stop for a short time. Breathing then starts again, often with a gasp, snort, or body jerk. Snoring, tossing, turning, and night waking are symptoms....

What is otitis externa? Otitis externa, also known as Swimmer’s Ear, happens when the outer part of the ear becomes inflamed. The skin inside the ear canal can become red, swollen, and sore because of an infection caused by bacteria or fungus. This condition can affect people of all ages....

What is sinusitis? Sinusitis means infection or inflammation of the sinuses. Your sinuses are in your cheeks, forehead and around the eyes, they are all connected to the nose and throat. Sinusitis can happen when there is swelling or too much mucus in the lining of the sinuses and the...

What is tonsilitis? Tonsilitis is swelling of the tonsils. The tonsils are lymph nodes in the back of the mouth and top of the throat. They help to filter out bacteria and other germs to prevent infection in the body. Tonsilitis can be caused by bacteria or viruses. It is more...

What is vertigo? Vertigo is a type of dizziness. If you have vertigo, you may feel like the room is spinning around you. You can feel unbalanced, light-headed, like you are about to faint or like you are swaying. You may also feel nauseous or like you are sweating. Feelings...