Chills | Symptom Checker
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What causes chills? 77 possible conditions

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


The Plague

The plague is a serious bacterial infection that can be deadly. It's caused by poor sanitation, overcrowding, and large rodent populations.

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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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Colorado Tick Fever

Colorado tick fever is a viral infection transmitted through a bite from an infected tick. Learn about Colorado tick fever symptoms, diagnosis, and treatment.

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Adrenergic Bronchodilators Overdose

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

An adrenergic bronchodilators overdose is when you take too much of a certain kind of asthma medication.

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Q Fever

Q fever is an infection caused by the bacteria Coxiella burnetii. The bacteria are most commonly found in cattle, sheep, and goats.

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Hemolytic Anemia

When dying red blood cells outpace the bone marrow's production in a person, hemolytic anemia occurs. Hemolytic anemia can be extrinsic or intrinsic.

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Hypothermia is a condition that occurs when your body temperature drops below 95°F. Major complications can result from this drop in temperature, including death. Hypothermia is particularly dangerous because it affect...

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Aseptic Meningitis

Aseptic meningitis is usually caused by a virus. Learn about aseptic meningitis symptoms, causes, treatment, and prevention.

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Transfusion Reactions

A transfusion reaction is when your body has an adverse response to a blood transfusion. Learn how transfusion reactions occur and how to minimize your risk.

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Discitis is inflammation that develops in the spaces between the discs in your spine. Learn how to recognize symptoms.

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Pyogenic Liver Abscess

A pyogenic liver abscess (PLA) is a pocket of pus in the liver. It can be life-threatening. Find out the causes and symptoms of PLA and how it's treated.

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Animal Bite

Learn what to do if a pet or a wild animal has bitten you.

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Tularemia is an infectious disease in wild rodents, squirrels, and rabbits. Humans can be infected if they're bitten. Learn how you can prevent it.

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Acute Lymphocytic Leukemia

ALL is a cancer in your blood and bone marrow that occurs when abnormal cells grow out of control. Read more about this disease in children and adults.

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Chronic Lymphocytic Leukemia

Chronic lymphocytic leukemia is a form of cancer that affects your lymphocytes, a type of white blood cell. Learn about symptoms and treatment.

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Chronic Myelogenous Leukemia (CML)

Leukemia is a type of cancer that starts in the blood or blood-forming tissues. There are many different types of leukemia, and treatment is different for each one. Chronic leukemias are slower growing than acut...

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Acute Myeloid Leukemia

Acute myeloid leukemia (AML) is a cancer of the blood and bone marrow. Learn about your risk factors and treatment options.

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