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What causes diarrhea, headache and stuffy nose? 5 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.

Read more »

2

Swine Flu

Swine flu, or H1N1, is highly contagious and can spread quickly from person to person. A simple sneeze may cause thousands of germs to spread through the air. Symptoms are similar to regular influenza.

Read more »

3

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.

Read more »

4

Absence of Gamma Globulin in Blood

Agammaglobulinemia is an inherited immune system disorder in which the body is unable to produce antibodies.

Read more »

5

All About Autonomic Dysrelexia (or Hyperreflexia)

Autonomic dysreflexia (AD), also known as autonomic hyperreflexia, is a condition in which your involuntary nervous system overreacts to stimuli.

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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