There are many potential causes of neck rash, some more serious than others. It’s important to be able to identify the cause of your neck rash so that you can get the appropriate treatment. Here are five of the most common causes of neck rash.

1. Allergies

Allergies are a common cause of neck rash. If you are allergic to a certain substance, your body will release histamines in response. This can cause a rash to develop on your neck. Common allergens that can cause a neck rash include pollen, pet dander, and dust mites.

The symptoms of allergies can vary from person to person. Some common symptoms include sneezing, congestion, itchy eyes, and a rash. If you are experiencing any of these symptoms, it is important to see a doctor.

The treatment for allergies will vary depending on the severity of the condition. Some common treatments include over-the-counter medications, prescription medications, and allergy shots. It is important to work with a doctor to find the best treatment for you.

2. Infections

Infections can also cause a neck rash. A common infection that can cause a rash is strep throat. Other infections that can cause a rash include chickenpox, measles, and mononucleosis.

3. Heat Rash

Heat rash, also known as prickly heat, is a common condition that can cause a rash on the neck. It occurs when sweat accumulates on the skin, causing it to become irritated. Heat rash is most common in hot, humid weather, but can also occur in cold weather if the person is sweating from exercise or wearing heavy clothing.

The rash is usually red, itchy, and bumpy. It may also blister and ooze. Treatment includes keeping the skin cool and dry, using over-the-counter anti-itch cream if needed, and avoiding scratching the rash. In some cases, a doctor may prescribe a steroid cream or oral medication.

4. Skin Irritants

There are a number of different substances that can cause a skin rash by irritating the skin. Common skin irritants that can cause a neck rash include detergents, fabric softeners, and perfumes. These substances can cause the skin to become red, itchy, and inflamed. In some cases, a rash may also develop.

If you are experiencing a rash on your neck, it is important to identify the cause and take steps to treat it. If the rash is caused by a skin irritant, it is important to avoid exposure to that substance. In some cases, you may also need to use a topical cream or ointment to help soothe the skin and reduce inflammation.

5. Autoimmune Diseases

Autoimmune diseases can also cause a neck rash. These diseases occur when the body’s immune system mistakenly attacks its own cells. Some common autoimmune diseases that can cause a neck rash include lupus and rheumatoid arthritis.


Neck rash can be caused by a variety of factors, including allergies, infections, autoimmune diseases, and more. No matter the cause, it is important to see a doctor to receive proper treatment immediately.

If you’re in need of a family medicine specialist, then you’ve come to the right place. At Family Medicine and Wellness, we believe that health and wellness is of utmost importance for well being and is attained through a personalized patient-physician relationship. Dr. Al-Misky believes in a strong, trustworthy, and confidential patient relationship and is committed to effective communication and shared decision-making.