Why Scratching Itch Makes It Worse

Calgary News Today | 2 Min News | The Daily News Now! · Jun 27, 2026 · 1m

Scratching that bug bite might feel satisfying at first, but science reveals it’s a cruel trap—each scratch triggers a vicious cycle of inflammation and swelling by activating immune cells that release more itch-inducing chemicals. While evolution may have once given scratching a purpose, modern research shows the downsides far outweigh any benefits. The good news? Treatments like hydrocortisone, calamine, or menthol can help break the cycle by cooling the skin and distracting your brain from the itch. Understanding the science is your first step to reclaiming itch-free skin this summer…