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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.

What is causing your symptoms? 6 possible conditions

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

1

Flu Overview

Learn about flu causes, symptoms and treatments.

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

AIDS

If left untreated, HIV can lead to AIDS. AIDS weakens your immune system to the point where it can no longer fight off disease and infection. Learn more.

Read more »

4

Infectious Mononucleosis

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

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5

Acute HIV Infection

Acute HIV infection occurs soon after someone is infected with HIV. Learn about acute HIV infection symptoms, diagnosis, treatment, and prevention.

Read more »

6

West Nile Virus Infection (West Nile Fever)

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

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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