A day or two before the rash appears on your skin, you may feel a burning, tingling or electrical zapping sensation in the ...

But those are just a few of the more than 3,000 skin diseases out there — many of which look quite similar to each other, Dr. Nada Elbuluk, an associate professor of clinical dermatology at the ...

In severe cases, the skin may blister and fill with pus, or the skin might develop red streaks. Nearby lymph nodes may also be affected and feel swollen, the AAD says.

Mold spores can cause allergic skin reactions ranging from mild redness to severe rashes. Keeping indoor humidity levels between 30-50% and promptly fixing any water leaks helps prevent mold growth.

Poison ivy, along with poison oak and poison sumac, has an oily coating called urushiol, which often causes redness, swelling ...

But itchy and flaky red rashes appeared across his body a few years ago, making it excruciating to move, he said. The pain forced Mr. Brann, a 62-year-old former shoe manufacturer, to retire early.

The scratching causes inflammation, which can lead to dry, flaky, red skin and patches. The more you scratch, the more IL-13 signals are produced, which leads to more itching and rashes.

This severe rash was notable for its purpuric characteristics and excoriated appearance ­– caused by the patient’s furious scratching ­– over eczamatoid changes to the skin surface, and ...