Many people suddenly feel as if something is stuck in their throat. After coughing or clearing it, they may notice a small white or yellow lump, which can be alarming at first.

In most cases, this is a tonsil stone, also known as a tonsillolith. These are small, hardened deposits made from trapped food particles, bacteria, mucus, and dead cells that collect in tiny pockets of the tonsils.

Over time, these materials build up and solidify into small stones. Some remain unnoticed, while others grow large enough to cause discomfort or irritation in the throat