The Itch Paradox: Why Scratching Hurts but Also Heals

Scratching isn’t just a bad habit — it’s an immune defense mechanism. While it fuels inflammation, it also helps fight infections by drawing immune cells to the skin. Scientists have uncovered how this paradoxical process works, offering hope for better treatments for chronic itch. The Dual Nature of Scratching New research reveals that scratching an [...]

from SciTechDaily https://ift.tt/T2fUGWo