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What causes chills and shortness of breath? 23 possible conditions

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



Pneumonia is an infection of the lungs caused by fungi, bacteria, or viruses. General symptoms include chest pain, fever, cough, and difficulty breathing.

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Cold and Flu Overview

Common colds and influenza are contagious infections that affect the respiratory system. Both are airborne illnesses, spread through coughing and sneezing. Shared symptoms include headache, cough, sore throat, and more.

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The Atypical Facts About Atypical Pneumonia

Pneumonia is an infection that causes inflammation of the lungs. Atypical pneumonia is a kind that isn't caused by the bacteria that causes typical pneumonia.

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Swine Flu

Swine flu, also known as H1N1, is a highly contagious virus with symptoms similar to common influenza types. It spreads quickly from person to person, and can linger on tables and surface areas.

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Chronic Bronchitis

People often develop acute bronchitis after a viral chest infection. Blue-colored lips ankle or foot swelling can result.

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Tuberculosis (TB) is a highly infectious disease that primarily affects the lungs. A severe and long-lasting cough, fever, and night sweats could indicate an active TB infection.

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An empyema is a condition in which pus collects in the pleural space, which is the area between your lungs and the inner surface of your chest wall.

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Infectious Mononucleosis

Infectious mononucleosis, or "mono," is a group of symptoms caused by the Epstein-Barr virus. One potential symptom is a pink rash that looks like the measles.

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Panic Disorder

Panic disorder is a condition chararcterized by persistent anxiety and recurrent panic attacks. Sweating or chills are possible signs of a panic attack.

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Legionnaires' Disease

Legionnaires' disease is a serious type of lung infection, or pneumonia, caused by bacteria. Fever, chills, cough, and head and muscle aches are common symptoms.

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Cystic Fibrosis

Cystic fibrosis is a recessive genetic disorder that affects cells that produce mucous, sweat, and digestive juices. It may cause severe problems in the lungs, pancreas, liver, and intestine

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Histoplasmosis is a noncommunicable disease caused by certain fungal spores. Red bumps on the lower legs are one sign of this condition.

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Septic Shock

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

Septic shock is a complication of an infection in which toxins can initiate a full-body inflammatory response and organ failure. Confusion, breathing problems, chills, and cold sweats.

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Diphtheria is a sometimes fatal bacterial infection that affects the nose and throat's membranes. Diptheria of the skin may show up as a red rash.

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Parrot Fever (Psittacosis)

Parrot fever is an infection caused by a specific type of bacteria called Chlamydia psittaci. In most cases, humans catch parrot fever from birds, including parrots, chickens, turkeys, pigeons, cockatiels, parakeets...

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SARS (Severe Acute Respiratory Syndrome)

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

Severe acute respiratory syndrome (SARS) is a particularly serious form of viral pneumonia. In addition to fever, dry cough, breathing problems, and several other symptoms, one symptom of SARS is a rash.

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Valley Fever (Coccidioidomycosis)

Coccidioidomycosis, also known as valley fever, is a fungal infection that starts in the lungs and can potentially spread to the rest of the body. Fever, chills and sweating are common.

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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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Adrenergic Bronchodilators Overdose

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

An overdose happens when you take too much of a drug. Whether intentional or accidental, drug overdoses can be life threatening. Adrenergic bronchodilators overdose is when a person has taken too much of a certain typ...

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Hypothermia is a condition that occurs when your body temperature drops below 95 degrees Fahrenheit. Major complications can result from this drop in temperature, including death. Hypothermia is particularly dangerou...

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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.