Bed bug bites often appear in zig-zag lines or clusters of three or more bites, and may take up to 14 days to appear. Scratching them can lead to secondary skin infections, which may require ...

Medically reviewed by Susan Bard, MD Hives are red, raised bumps that stem from allergies, infections, or stress.Flea and chigger bites look like small, red, pimple-like bumps and feel very ...

Bed bugs and the itchy, red bites they impose are definitely not souvenirs you want to bring home after vacation. But, unfortunately, these hardy, fast-multiplying critters can hitchhike into ...

You’re finally comfortable in bed, drifting peacefully toward sleep when suddenly—itch. You scratch. Another itch pops up. Before you know it, you’re wide awake and scratching like crazy, wondering if ...