When a mosquito pierces your skin, it does more than cause a fleeting moment of discomfort—it sets off a chain reaction ...

Usually, redness, swelling, an itch or pain are the first noticeable signs of a bug bite. Different bugs can cause different reactions. For example, mosquito bites often result in small ...

Mosquito bites don't typically cause symptoms beyond the annoying, itchy bumps. A severe allergic reaction may come with a hive-like rash, swelling and inflammation of the bite area and swelling ...

Scratching where it itches reduces the presence of potentially harmful bacteria on the skin, studies in mice show.

a bug bite may cause discoloration and swelling (inflammation). These symptoms may be present even without a bruise. Some insects, such as mosquitoes, may cause bites that itch. Most symptoms are ...

Scratching an itch is almost irresistible — even though it can make a problem worse. Now researchers have discovered a mechanism that explains the "itch-scratch cycle".

The itch from bug bites, rashes, and other skin conditions can sometimes be so overpowering that it feels impossible to avoid ...

Bedbugs are sneaky creatures. They typically bite while you're asleep. And the itchy, red marks they leave behind will often ...

Scratching isn’t just a bad habit — it’s an immune defense mechanism. While it fuels inflammation, it also helps fight ...

New research uncovers the dual nature of scratching an itch; although it can worsen skin inflammation, it can also boost ...