There are many possible causes for an itchy rash on the arms and legs. Review these causes to help identify your rash and get proper treatment.

This might be what causes the itching or tingling sensation. Over time, either your blood vessels get better at expanding when needed, or you just get desensitized to the feeling of it.

If you've been wondering your legs itch when running, there could be a few things going on. Here's what experts say about runner's itch.

From eczema to allergic reactions to bug bites, here’s what common skin rashes look like in photos, and the symptoms that can help you I.D. the condition.

Legs tingling after walking or other workouts? Learn more about why tingling in the legs happens, how to prevent the ...

Itchy skin can be irritating and annoying, especially when you cannot pinpoint the cause. One day, you might feel fine, the next you are ceaselessly scratching your arms, legs and body.

Scarring: Some causes of inner thigh rashes, such as hidradenitis suppurative, can cause permanent scarring. Scarring can also occur when you scratch an itchy rash and damage the skin.

Pimples on the legs may arise for several reasons, including clogged pores, keratosis pilaris, or skin infections. Treatments depend on the cause of the bumps.

Varicose veins and deep vein thrombosis affect your veins but are different conditions. They differ in causes, symptoms, and the veins involved. Learn more.