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Let's see if we can figure out what's causing your symptoms.
Select additional symptoms and we'll narrow your results.

Your symptoms:
  • Headache
  • Rash

What causes headache and rash? 28 possible conditions

See a list of possible causes in order from the most common to the least.

1

Allergies Overview

This condition is considered a medical emergency. Urgent care may be required.

Learn about what causes allergies, the different types of allergies, and how they're treated.

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2

Shingles

Shingles is an infection caused by the varicella-zoster virus, which is the same virus that causes chickenpox. Chickenpox can live on in your nervous tissues.

Read more »

3

Scarlet Fever

Scarlet fever is an infection that can develop in people who have strep throat. Learn about the symptoms, treatment, complications, and prevention of scarlet fever.

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4

MRSA (Staph) Infection

MRSA is an infection caused by a type of staph bacteria that's resistant to many different antibiotics. Learn about its symptoms, causes, and treatment.

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5

Fifth Disease

Fifth disease is common in children. It causes a red rash on the arms, legs, and cheeks, and a virus called parvovirus B19 causes it.

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6

Chickenpox

Also known as varicella, chickenpox is a virus that often affects children. It is characterized by itchy, red blisters that appear all over the body.

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7

Hand, Foot, and Mouth Disease

Hand, foot, and mouth disease is a viral infection that's common in children. Learn about symptoms, causes, treatment, and prevention.

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8

Systemic Lupus Erythematosus

Systemic lupus erythematosus, the most common form of lupus, is a chronic autoimmune disease that can cause severe fatigue and joint pain. Learn more about it.

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9

German Measles (Rubella)

German measles, also known as rubella, is a viral infection. Learn about German measles symptoms, causes, diagnosis, treatment, and prevention.

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10

Infectious Mononucleosis

Infectious mononucleosis, or mono, refers to a group of symptoms usually caused by the Epstein-Barr virus (EBV).

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11

The Atypical Facts About Atypical Pneumonia

Are your cold symptoms lasting longer than a week? Do you have walking pneumonia? Learn how to treat and prevent this condition.

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12

Chemical Burns

This condition is considered a medical emergency. Urgent care may be required.

Find information about chemical burns and how to prevent them. Learn about the causes, symptoms, and treatment of chemical burns.

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13

Lyme Disease

Lyme disease is an infectious disease that's transmitted to humans through tick bites. Learn how Lyme disease is diagnosed and treated, and learn how to prevent tick bites.

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14

Addisonian Crisis (Acute Adrenal Crisis)

This condition is considered a medical emergency. Urgent care may be required.

An Addisonian crisis occurs when levels of cortisol suddenly drop. Learn more about an Addisonian crisis, including symptoms, risk factors, and treatment.

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15

Syphilis

Syphilis is a sexually transmitted infection. It is caused by a type of bacteria known as Treponema pallidum. According to the Centers for Disease Control and Prevention, in 2006, more than 36,000 cases of syphilis wer...

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16

Leukemia

Leukemia is a cancer of the blood cells. Excessive sweating at night, fatigue, weight loss, bone pain, and easy bleeding or bruising are signs of this disease.

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17

Weils Disease

Weil's disease is a severe form of the bacterial infection leptospirosis. Learn how to lower your risk of getting this potentially life-threatening illness.

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18

West Nile Virus Infection (West Nile Fever)

Learn about the causes and symptoms of the West Nile virus.

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19

Ebola Virus and Disease

This condition is considered a medical emergency. Urgent care may be required.

Ebola disease is a rare, often fatal illness. One of its late-stage symptoms is a bleeding rash over the entire body.

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20

Sarcoidosis

Learn about sarcoidosis and its causes, symptoms, diagnosis, treatment, and potential complications.

Read more »

This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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