Tonsillitis is an infection of the nodes or glands at the back of the throat which are known as tonsils. Tonsillitis is characterised by swollen tonsils and is caused by viral or bacterial infection. The tonsils’ function in the body is thought to be for fighting infection.

Here, we learn more about the tonsils, how to recognise the symptoms of tonsillitis and the treatment options available for swollen tonsils.

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