Fever
Free Symptom Checker
with Physician-supervised AI

Reviewed By:

Yoshinori Abe, MD

Yoshinori Abe, MD (Internal Medicine)

Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.

Unnati Patel, MD, MSc

Unnati Patel, MD, MSc (Family Medicine)

Dr.Patel serves as Center Medical Director and a Primary Care Physician at Oak Street Health in Arizona. She graduated from the Zhejiang University School of Medicine prior to working in clinical research focused on preventive medicine at the University of Illinois and the University of Nevada. Dr. Patel earned her MSc in Global Health from Georgetown University, during which she worked with the WHO in Sierra Leone and Save the Children in Washington, D.C. She went on to complete her Family Medicine residency in Chicago at Norwegian American Hospital before completing a fellowship in Leadership in Value-based Care in conjunction with the Northwestern University Kellogg School of Management, where she earned her MBA. Dr. Patel’s interests include health tech and teaching medical students and she currently serves as Clinical Associate Professor at the University of Arizona School of Medicine.

From our team of 50+ doctors

Content updated on Apr 4, 2024

Following the Medical Content Editorial Policy

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How Ubie Can Help You

With an easy 3-min questionnaire , Ubie's AI-powered system will generate a free report on possible causes.

Questions are customized to your situation and symptoms, including the following personal information:

  • Biological Sex - helps us provide relevant suggestions for male vs. female conditions.

  • Age - adjusts our guidance based on any age-related health factors.

  • History - considers past illnesses, surgeries, family history, and lifestyle choices.

Your symptoms

Input your symptoms

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Your report

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Your personal report will tell you

✔︎  When to see a doctor

✔︎  What causes your symptoms

✔︎  Treatment information etc.

People with similar symptoms also use Ubie's symptom checker to find possible causes

  • Has over 100.4°F / 38°C heat

  • Persistently having fever of 102.2°F / 39°C for a whole day and it spikes even higher once in a while

  • Fever subsided to normal temperatures for a while but came back again

  • Persistent fever of 100.4°F / 38°C or more for more than 7 days

  • Fever is going too high, 106.7°F / 41.5°C or higher

  • Keep getting high temperatures (>100.4°F / 38°C)

  • Coughing and runny nose before the fever started

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About the Symptom

A fever is a rise in body temperature.

When to see a doctor

Seek professional care if you experience any of the following symptoms

  • Repeated fever above 38 ℃

  • Difficulty breathing / breathlessness

  • Gross hematuria

  • Peripheral cyanosis

  • Sensation of incomplete voiding

  • Respiratory wheeze

  • Seizure attack

Possible Causes

Generally, Fever can be related to:

  • Adult Still's Disease

    A rare systemic inflammatory disease characterized by high fevers, a pink rash, sore throat and body aches that persist for weeks. The exact cause is unknown but is thought to be triggered by an infection. Some patients will have only one episode of it, while others may have several recurrent episodes.

  • Rabies

    Rabies is a deadly viral disease that can spread to people and animals through bites or scratches from infected animals. It is commonly found in wild animals like stray dogs, bats, raccoons, skunks, and foxes. The rabies virus travels through nerve cells to the brain, where it multiplies quickly, causing severe inflammation of the brain and spinal cord, often leading to death.

Related serious diseases

Sometimes, Fever may be related to these serious diseases:

Doctor's Diagnostic Questions

Your doctor may ask these questions to check for this symptom:

  • Do you have a fever?

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Find Similar Symptoms

Similar symptoms or complaints

Symptoms treated by the same specialty

References

  • High temperature (fever) in adults

    https://www.nhs.uk/conditions/fever-in-adults/

Reviewed By:

Yoshinori Abe, MD

Yoshinori Abe, MD (Internal Medicine)

Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.

Unnati Patel, MD, MSc

Unnati Patel, MD, MSc (Family Medicine)

Dr.Patel serves as Center Medical Director and a Primary Care Physician at Oak Street Health in Arizona. She graduated from the Zhejiang University School of Medicine prior to working in clinical research focused on preventive medicine at the University of Illinois and the University of Nevada. Dr. Patel earned her MSc in Global Health from Georgetown University, during which she worked with the WHO in Sierra Leone and Save the Children in Washington, D.C. She went on to complete her Family Medicine residency in Chicago at Norwegian American Hospital before completing a fellowship in Leadership in Value-based Care in conjunction with the Northwestern University Kellogg School of Management, where she earned her MBA. Dr. Patel’s interests include health tech and teaching medical students and she currently serves as Clinical Associate Professor at the University of Arizona School of Medicine.

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