If you have health anxiety, you know that nothing can derail a day like a new, unexplained skin rash. That’s because there can be *a lot* of causes, and well, you probably want to take care of. Contact with the oily coating from poison ivy, oak, or sumac causes a rash in many people. It begins with redness and swelling at the site, and then becomes itchy. A rash is an area of skin that is irritated, inflamed or swollen. Rashes can occur due to various causes. Discover 36 common skin rashes. 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. Rashes can happen for many reasons, including skin infections, allergies, and medications. They can also result from bacterial, fungal, viral, or parasitic infections and other diseases. In this. Rashes are unusual changes in skin color or texture. They normally come from skin inflammation, which can have different causes. There are many types of rashes, including those caused by skin. Different kinds of skin rashes include eczema, chickenpox, psoriasis, and shingles. Treatment depends on what's causing your rash, but it may involve medications or lifestyle changes. Get. A rash is any area of irritated or swollen skin. Rashes may be itchy and painful and appear differently on different skin tones. In some cases, a rash may be a sign of a medical emergency. Skin rashes can be red, inflamed, bumpy as well as dry, itchy or painful. The main cause is dermatitis, which is when your skin reacts to allergens or irritants. Bacteria, viruses, allergens and conditions including eczema, hives, and psoriasis can be the source of skin rashes. Out of more than 3,000 skin diseases, how do you know what condition you have? These 23 skin rash pictures and expert tips can help you decipher your skin.