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 ...

If you have a dog, one of the most fun things you can do with them is find their scratch spots. There are a few tiers: good, great, and otherworldly. When you find the best spot, trust that you'll ...

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