If you've ever self-diagnosed your inflamed, itchy scalp with eczema just to have your dermatologist tell you it's actually psoriasis, you're not alone. The two conditions are extremely similar in ...

Skin reactions can be alarming, especially when they appear suddenly. Many people struggle to tell the difference between hives and a rash, but knowing the cause is the first step toward relief. Black ...

Medically reviewed by Susan Bard, MDMedically reviewed by Susan Bard, MD Itchy hives on the stomach can be caused by numerous things, from allergic reactions to severe stress and sunburn. Also known ...

Hives can cause red, itchy bumps or welts on the skin. Hives might be triggered by stress, allergies, or infections. A severe allergic reaction with hives can be life-threatening and needs immediate ...

They’re red, they’re itchy — and they’re coming for you, just when you need them the least. Hives are a common skin condition, and they typically show up as a red, itchy rash. Known to doctors as ...

Both bug bites and hives can cause red, itchy bumps on your skin. While it can be difficult to tell them apart, learning key features and characteristics of each can help. Hives and bug bites are ...

Mpox is an infectious viral condition, whereas hives are a symptom of high histamine production or allergic reaction. Both conditions can cause bumps on your skin, but they differ in size, duration, ...

Stress affects every aspect of our lives and how you cope has a big impact on your overall health, including your skin. If you have hives, stress can cause a flare-up of hives. Such "stress rash," the ...

Sign up for CNN’s Stress, But Less newsletter. Our six-part mindfulness guide will inform and inspire you to reduce stress while learning how to harness it. Stress ...

We usually think of COVID-19 as a viral illness that causes respiratory symptoms, like congestion, sore throat and a cough. But, like a surprising amount of other viruses, the coronavirus can also ...

If you or someone you know has a condition called chronic spontaneous urticaria (CSU), you may have heard about Xolair. In 2014, Xolair became the first medicine to be approved for treating this ...