Why do we Itch? - Itch Insight
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Why do we Itch?

Useful Resources to help you understand your Itch

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Occasional Itch May Be Beneficial

Itch is defined as an uncomfortable sensation that causes a desire to scratch. What is the advantage of scratching?

A Way to Sense Insects

Beyond itching in response to infestations, many insects such as mosquitos cause itching that typically lasts a few days.

Internal Barometer of Badness

While itch in and of itself is not necessarily harmful, chronic itch can sometimes be an indication of an underlying medication problem.

Causes of Itch

Itch, also known as pruritus, is an unpleasant sensation felt on the skin that causes a desire to scratch the affected area.


Pruritogens are substances that trigger an itch in the skin, often as part of an allergic reaction

What is Itch & Scratch?

Have you ever experienced an itch and wondered if it’s the same thing as scratching? It turns out there is a difference between the two. In this article, we’ll explore the science behind itch and scratch.