WASHINGTON — You’ve likely heard it since childhood: Don’t scratch that bug bite or rash, you’ll make it worse. But why would ...

For the summer itchiness of bug bites, poison ivy and other types of contact dermatitis, dermatologists recommend anti-itch ...

New research reveals why scratching an itch, though momentarily satisfying, actually worsens inflammation. Scientists ...

Discover why scratching bug bites worsens irritation and inflammation, supported by research on immune responses and itch ...

One of the greatest pleasures in life is to scratch an itch — in both the real and figurative sense. Although scratching an itch provides immediate (albeit temporary) relief, it may actually trigger ...

Scientists at Harvard Medical School have shown for the first time that a common skin bacterium—Staphylococcus aureus—can cause itch by acting directly on nerve cells. In such conditions, the ...

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Various types of itch have been described, including those related to skin disease, systemic disease, nerve fiber damage, and psychiatric or psychologic conditions. At any given time, patients may ...

A lot of things can cause itchiness, sometimes serious diseases. Whatever the cause, doctors have long warned that scratching too much can damage the skin. Now researchers better understand why even a ...