Individually, fever and chest pain are often a sign that you should see your doctor. But if you experience fever and chest pain at the same time, it’s important to seek immediate medical attention.

When to see a doctor for a fever

As an adult, you should call your doctor if your fever reaches 103°F or higher. You should get immediate medical care if your fever is accompanied by:

When to see a doctor for chest pain

New or unexplained chest pain can raise the concern of a heart attack. If you feel that you’re having a heart attack, immediately seek medical help. Your chances of surviving a heart attack are greater the sooner emergency medical treatment starts.

According to the Centers for Disease Control and Prevention (CDC), along with chest pain and discomfort, the major symptoms of heart attack are:

  • lightheadedness
  • weakness
  • jaw, neck, or back pain
  • arm or shoulder discomfort
  • shortness of breath

Women may experience other symptoms of a heart attack, including unexplained or unusual:

There are a number of health conditions that may cause both fever and chest pain, including:

The flu is a contagious respiratory illness that can be mild, severe, or even fatal. It’s caused by the influenza virus infecting the nose, throat, and lungs.

According to the CDC, on average about 8 percent of the population of the United States gets infected each flu season.

  • Symptoms: headache, muscle ache, cough, stuffy nose, fatigue, chills, sore throat, pressure or pain in chest or abdomen, fever (not everyone with the flu will have a fever)
  • Treatment: rest, fluids, antiviral drugs

Bronchitis is an infection of the mucous membrane that lines the bronchial tubes that carry air to and from your lungs.

  • Symptoms: cough, slight fever, chest discomfort, fatigue, mucus production, chills, shortness of breath
  • Treatment: cough medicine, inhaler, antibiotics (if bacterial), humidifier

Pneumonia is an inflammation of the lungs caused by a viral or bacterial infection.

  • Symptoms: fever, cough, shortness of breath, chest pain, fatigue, nausea, chills
  • Treatment: over-the-counter (OTC) medications such as aspirin, ibuprofen, or acetaminophen, fluids, humidifier, rest, antibiotics (if bacterial), oxygen therapy

Myocarditis is an inflammation of the heart muscle.

Pericarditis is an inflammation of the sac that surrounds the heart.

Infectious esophagitis is irritation and swelling of the esophagus, the tube connecting your throat to your stomach. It’s caused by a virus, bacteria, or a fungus.

  • Symptoms: difficulty swallowing, pain when swallowing, chest pain, fever, nausea
  • Treatment: antifungal medication (fluconazole) for fungal esophagitis, antiviral medication (acyclovir) for viral esophagitis, antibiotics for bacterial esophagitis

Individually, fever and chest pain are a reason for concern and a visit with your doctor.

If you have fever and chest pain at the same time, seek immediate medical care. It could be a sign of a serious health condition.