Scratching is often pleasurable, which suggests that, in order to have evolved, this behavior must provide some kind of ...

Bacteria in the gut have been implicated in autoimmune diseases, like lupus, that don't primarily affect the gastrointestinal ...

Scratching an itchy rash worsens inflammation by triggering pain-sensing neurons and activating mast cells, creating a ...

Dermatomyositis and lupus may share symptoms in some cases. Here's what you need to know about these autoimmune conditions.

An allergic reaction, or when your immune system overreacts to a harmless substance, can sometimes manifest in the form of a rash. An allergy rash can be uncomfortable and lead to infections ...

Autoimmune disorders in children can cause symptoms often mistaken for common childhood illnesses. More precise diagnoses and ...

The research highlights why avoiding scratching is essential for healthier skin. Scratching may feel good in the moment, but it often makes rashes worse by increasing inflammation. While it can help ...

Most people who have HIV get a rash at some point. It’s a common symptom that can happen in early (acute) or later stages of an HIV infection. Because your body’s immune system is trying to ...

Systemic lupus erythematosus commonly presents as a rash. The rashes are caused by inflammation from the immune system fighting the body. Systemic lupus erythematosus, more commonly known as lupus ...