Everything you need to know about tonsil stones, strange growths that look like pimples in your throat.

First, a simple explanation for the uninitiated: The Mayo Clinic explains that your tonsils are actually part of your immune system. They produce white blood cells and antibodies, helping to fight infections. However, they also contain strange cavities called tonsillar crypts.

Some people’s crypts are so deep that food or mucus can get trapped inside.

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