A sun rash is an immune system reaction to sunlight exposure that causes itchy bumps, raised patches, or blisters on your skin. Here’s why and how to find relief.

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

Itch-scratching is a paradox. It can be both bad and good for you, a new scientific study suggests. LIKE BOING BOING BUT NOT ...

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

Scratching an itch can bring a contradictory wave of pleasure and misery. A mouse study on scratching, reported in the Jan. 31 Science, fleshes out this ...

Sometimes, as the saying goes, you need to scratch an itch.But when you literally have the urge to scratch, what's causing it? Especially since most of the time, it can make the problem worse."I'm a ...