Nausea | Symptom Checker
Let's see if we can figure out what's causing your nausea.
Select additional symptoms and we'll narrow your results.

What causes nausea? 179 possible conditions

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



Bleeding or spotting, increased need to urinate, tender breasts, fatigue, nausea, and missed period are signs of pregnancy.

Read more »


Food Allergy Basics

Food allergies are overblown responses by the immune system to foods that aren't typically harmful - like eggs and peanuts. Continue reading and learn more about food allergies, and how to prevent or treat sever...

Read more »



Labyrinthitis is an inner ear disorder in which a nerve that detects head movement becomes inflamed. Symptoms include dizziness, vertigo, and nausea.

Read more »


Menieres Disease

Meniere's disease is a disorder of the inner ear. It's not known what causes it, but there are a variety of treatments available to help with the symptoms.

Read more »


Head Injury

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

A head injury is an injury to your brain, skull, or scalp. All head injuries should be treated seriously and assessed by a doctor.

Read more »


Painful Menstrual Periods

Menstruation is a monthly occurrence for women in which the body sheds the uterine lining, which is later passed through the vagina. Pain, cramping, and discomfort during menstruation is normal. Excessive pain is not.

Read more »



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

A concussion is a mild traumatic brain injury. Usually it occurs after an impact to your head or after a whiplash-type injury. A concussion can cause many severe symptoms that affect brain function.

Read more »


E. coli Infection

E. coli is a type of bacteria normally found in intestines. But certain kinds of E. coli can cause infection and severe symptoms like diarrhea and dehydration.

Read more »


Angina Pectoris

Learn about stable angina and what causes it. Find information on stable angina symptoms, risk factors, diagnosis, and treatment.

Read more »


Alcohol Withdrawal Delirium

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

Alcohol withdrawal delirium (AWD) is the most serious form of alcohol withdrawal. It causes sudden and severe problems in your brain and nervous system. Approximately five percent of hospital patients being treated fo...

Read more »


Unstable Angina

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

Angina is a condition marked by a crushing pain in your chest. It is due to inadequate blood supply to your heart muscle, which deprives your heart of oxygen.

Read more »


Ischemic Cardiomyopathy

Ischemic cardiomyopathy (IC) is a condition that occurs when the heart muscle is weakened. It's usually caused by heart attack or coronary artery disease.

Read more »


Salmonella Food Poisoning (Salmonella Enterocolitis)

Salmonella food poisoning is one of the most common types of food poisoning. The Salmonella bacteria live in the intestines of humans and animals.

Read more »


Hyperemesis Gravidarum

Hyperemesis gravidarum (HG) is an extreme form of morning sickness that causes severe nausea and vomiting during pregnancy.

Read more »


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.

Read more »


Swine Flu

Swine flu, or H1N1, is highly contagious and can spread quickly from person to person. A simple sneeze may cause thousands of germs to spread through the air. Symptoms are similar to regular influenza.

Read more »


Panic Disorder

Panic disorder occurs when you live in fear of a panic attack. You may be having a panic attack when you feel sudden, overwhelming terror with no obvious cause.

Read more »


Benign Positional Vertigo

Benign positional vertigo (BPV) is the most common cause of vertigo. An episode is generally triggered by changing the position of your head.

Read more »


Malignant Hypertension (Arteriolar Nephrosclerosis)

Malignant hypertension is a rare and severe condition in which blood pressure is dangerously high. Learn more about symptoms and treatments.

Read more »



Shigellosis is a bacterial infection that affects the digestive system. The Shigella bacterium is spread through contact with contaminated feces.

Read more »

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