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Headache    
Fever
Nausea

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32 possible causes of "Headache, Fever, Nausea"
Symptoms:
  • Loss of appetite
  • Pain
  • Headache
  • Fever
  • Nausea
  • Wheezing
1. Cold and Flu Overview
Overview Colds (common colds) and the flu (influenza) are contagious infections that affect the respiratory system. Both are airborne illnesses, spread through coughing and sneezing. Colds typically are confined to th...
Symptoms:
  • Headache
  • Pain
  • Fever
  • Nausea
  • Tingling hands and feet
  • Blood in stool
2. Food Poisoning
Every year, millions of people eat food contaminated with bacteria, viruses, or parasites. The result can be food poisoning, an uncomfortable experience characterized by nausea, vomiting, and diarrhea. One in si...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Fever
  • Stuffy nose
  • Headache
  • Nausea
  • Tired
  • Bad breath
3. Sinus Infections (Sinusitis)
A sinus infection, or sinusitis, is a common condition that affects 31 million people in the United States each year. The infection occurs when your sinuses and nasal passages become inflamed. The sinuses are small ai...
Symptoms:
  • Vomiting
  • Nausea
  • Headache
  • Fever
  • Diarrhea
  • Shortness of breath
4. Swine Flu
Swine flu, also known as the H1N1 virus, made headlines in 2009 when it was declared a pandemic (Dandagi & Byahatti, 2011). Pandemics are contagious diseases affecting people throughout the world or on multipl...
Symptoms:
  • Neck lump
  • Headache
  • Fever
  • Nausea
  • Vomiting
  • Loss of appetite
5. Strep Throat
Strep throat is a bacterial infection that causes inflammation and pain in the throat. This common condition is caused by group A streptococcus bacteria . Strep throat can affect children and adults of all ages...
Symptoms:
  • General weakness
  • Tired
  • Headache
  • Fever
  • Nausea
  • Shortness of breath on exertion
6. Dengue Fever
Dengue fever is a disease spread by the Aedes aegypti mosquito and caused by one of four dengue viruses that are closely related. The viruses that cause dengue fever are related to those that cause yellow fever and Wes...
Symptoms:
  • Anemia
  • Headache
  • Fever
  • Nausea
  • Dark urine
  • Rectal hemorrhage
7. Malaria
Malaria is a life-threatening disease. It is typically transmitted through the bite of an infected Anopheles mosquito. Infected mosquitoes carry the Plasmodium parasite. When this mosquito bites you, the parasite i...
Symptoms:
  • Loss of vision in one half of the visual field
  • Unequal pupils
  • Headache
  • Fever
  • Nausea
  • Coma
8. Meningitis
Meningitis is an inflammation of the meninges. This is the membrane that covers the brain and spinal cord. Meningitis may occur when fluid surrounding the meninges becomes infected. The most common causes of meningiti...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Nausea
  • Fever
  • Headache
  • Shortness of breath
  • Vomiting
  • Confusion
9. Caffeine Overdose
Caffeine overdose may occur when you ingest more than the recommended amount of caffeine, which is usually 200 to 300 mg per day. However, a safe amount of caffeine is different for everyone, as it depends on weight...
Symptoms:
  • Neck lump
  • Stridor
  • Headache
  • Fever
  • Nausea
  • Earache
10. Tonsillitis
Tonsils are the two lymph nodes located on each side of the back of your throat. They function as a defense mechanism, helping to prevent infection from entering the rest of your body. When the tonsils themselves becom...

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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