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

Your symptoms:
  • Dizziness
  • Headache

What causes dizziness and headache? 28 possible conditions

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

1

Low Blood Sugar (Hypoglycemia)

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

Hypoglycemia, or low blood sugar, is a potentially dangerous condition that's most common in people with diabetes. Learn what causes it and how to prevent it.

Read more »

2

High Blood Pressure Overview

Hypertension, or high blood pressure, occurs when your blood pressure increases to unhealthy levels. Learn how to reduce your risk, note symptoms, and more.

Read more »

3

Stroke Overview

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

A stroke is a medical emergency that requires immediate medical care. Learn about the signs of a stroke and what to do.

Read more »

4

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 »

5

Labyrinthitis

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

Read more »

6

Common Cold Overview

The common cold is a virus that involves symptoms like sneezing, a runny nose and a headache. Learn the causes, symptoms and treatments for the common cold now!

Read more »

7

Vertebrobasilar Circulatory Disorders

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

Vertebrobasilar circulatory disorders are a group of diseases in which not enough blood is supplied to the back of the brain. Read about the symptoms.

Read more »

8

Whiplash

Whiplash occurs when a person's head moves backward and then forward very suddenly with great force. This injury is most common following a car collision.

Read more »

9

Dehydration

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

Dehydration takes place when your body loses more fluid than you drink. The most common cause of water loss from the body is excessive sweating.

Read more »

10

Heat Emergencies

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

Heat emergencies are health crises caused by exposure to hot weather and sun. Heat emergencies have three stages: heat cramps, heat exhaustion, and heatstroke.

Read more »

11

Hypovolemic Shock

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

Hypovolemic shock (hemorrhagic shock) is a life-threatening condition that results when you lose more than 20 percent of your body's blood or fluid supply, preventing the heart from pumping sufficient blood to your body.

Read more »

12

Mini Stroke (Transient Ischemic Attack)

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

During a transient ischemic attack (TIA, mini stroke) blood stops flowing to the brain for a short period of time. TIA doesn't kill brain cells like a stroke does. TIA causes symptoms that mimic those of a stroke.

Read more »

13

Caffeine Overdose

The recommended amount of caffeine is usually 400 mg per day for healthy adults. Caffeine overdose may occur if you ingest more than this amount.

Read more »

14

Anorexia Nervosa

Anorexia nervosa is an eating disorder that can result in severe weight loss. Learn more about warning signs and treatment.

Read more »

15

What is Fibromyalgia?

Fibromyalgia is a disorder tied to widespread pain in your muscles and bones, areas of tenderness, and fatigue. Learn about its symptoms, treatment, and more.

Read more »

16

Carbon Monoxide Poisoning

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

Learn about carbon monoxide poisoning and what causes it. Find information on carbon monoxide symptoms, diagnosis, treatment, and prevention.

Read more »

17

Addisonian Crisis (Acute Adrenal Crisis)

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

An Addisonian crisis occurs when levels of cortisol suddenly drop. Learn more about an Addisonian crisis, including symptoms, risk factors, and treatment.

Read more »

18

Acute Mountain Sickness

Acute mountain sickness, or altitude sickness, is a condition that occurs when your body can't adjust to a high level of altitude.

Read more »

19

Post Traumatic Stress Disorder (PTSD)

PTSD can affect anyone who has undergone a traumatic event. Read more on how to cope with it.

Read more »

20

Post Concussion Syndrome

Post-concussion syndrome refers to lingering symptoms after a concussion or a mild traumatic brain injury (TBI).

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.
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