The itch from bug bites, rashes, and other skin conditions can sometimes be so overpowering that it feels impossible to avoid ...
Scratching an itchy rash worsens inflammation by triggering pain-sensing neurons and activating mast cells, creating a ...
The researchers also demonstrated that scratching prompts pain-sensing neurons to release a chemical known as substance P, which triggers mast cells: cells involved in the immune system, causing ...
That irresistible relief from scratching an itchy rash comes from the mild pain it causes, which distracts the brain from the ...