What can be the cause of lightheadedness and dizziness

Is dizziness your main problem?

How old are you?

3 years or younger

3 years or younger

4 to 11 years

4 to 11 years

12 years or older

12 years or older

Are you male or female?

  • If you are transgender or non-binary, choose the sex that matches the body parts (such as ovaries, testes, prostate, breasts, penis, or vagina) you now have in the area where you are having symptoms.
  • If your symptoms aren’t related to those organs, you can choose the gender you identify with.
  • If you have some organs of both sexes, you may need to go through this triage tool twice (once as "male" and once as "female"). This will make sure that the tool asks the right questions for you.

Have you had a head injury?

Did you pass out completely (lose consciousness)?

If you are answering for someone else: Is the person unconscious now?

(If you are answering this question for yourself, say no.)

Are you back to your normal level of alertness?

After passing out, it's normal to feel a little confused, weak, or light-headed when you first wake up or come to. But unless something else is wrong, these symptoms should pass pretty quickly and you should soon feel about as awake and alert as you normally do.

Yes

Has returned to normal after loss of consciousness

No

Has returned to normal after loss of consciousness

Did the loss of consciousness occur during the past 24 hours?

Yes

Loss of consciousness in past 24 hours

No

Loss of consciousness in past 24 hours

Have you had any new neurological symptoms other than dizziness?

Yes

Other neurological symptoms

No

Other neurological symptoms

Do you have these symptoms right now?

Yes

Neurological symptoms now present

No

Neurological symptoms now present

Is the dizziness severe?

Severe means that you are so dizzy that you need help to stand or walk.

Yes

Arrhythmia or change in heart rate

No

Arrhythmia or change in heart rate

Yes

Symptoms of serious illness

No

Symptoms of serious illness

Have you had sudden, severe hearing loss?

Yes

Sudden, severe hearing loss

No

Sudden, severe hearing loss

Is vertigo a new problem?

Are your symptoms getting worse?

Yes

Dizziness is getting worse

No

Dizziness is getting worse

Did the symptoms start after a recent injury?

Yes

Symptoms began after recent injury

No

Symptoms began after recent injury

Have you recently had moments when you felt like you were going to faint?

Yes

Episodes of feeling faint

No

Episodes of feeling faint

Have you felt faint or light-headed for more than 24 hours?

Yes

Has felt faint or light-headed for more than 24 hours

No

Has felt faint or light-headed for more than 24 hours

Are you nauseated or vomiting?

Nauseated means you feel sick to your stomach, like you are going to vomit.

Are you nauseated a lot of the time or vomiting repeatedly?

Yes

Persistent nausea or vomiting

No

Persistent nausea or vomiting

Do you think that a medicine could be causing the dizziness?

Think about whether the dizziness started after you began using a new medicine or a higher dose of a medicine.

Yes

Medicine may be causing dizziness

No

Medicine may be causing dizziness

Have you been feeling dizzy for more than 5 days?

Yes

Dizziness for more than 5 days

No

Dizziness for more than 5 days

Is the problem disrupting your daily activities?

Yes

Dizziness interfering with daily activities

No

Dizziness interfering with daily activities

Many things can affect how your body responds to a symptom and what kind of care you may need. These include:

  • Your age. Babies and older adults tend to get sicker quicker.
  • Your overall health. If you have a condition such as diabetes, HIV, cancer, or heart disease, you may need to pay closer attention to certain symptoms and seek care sooner.
  • Medicines you take. Certain medicines, such as blood thinners (anticoagulants), medicines that suppress the immune system like steroids or chemotherapy, or natural health products can cause symptoms or make them worse.
  • Recent health events, such as surgery or injury. These kinds of events can cause symptoms afterwards or make them more serious.
  • Your health habits and lifestyle, such as eating and exercise habits, smoking, alcohol or drug use, sexual history, and travel.

Try Home Treatment

You have answered all the questions. Based on your answers, you may be able to take care of this problem at home.

  • Try home treatment to relieve the symptoms.
  • Call your doctor if symptoms get worse or you have any concerns (for example, if symptoms are not getting better as you would expect). You may need care sooner.

Vertigo is the feeling that you or your surroundings are moving when there is no actual movement. It may feel like spinning, whirling, or tilting. Vertigo may make you sick to your stomach, and you may have trouble standing, walking, or keeping your balance.

Symptoms of a heart attack may include:

  • Chest pain or pressure, or a strange feeling in the chest.
  • Sweating.
  • Shortness of breath.
  • Nausea or vomiting.
  • Pain, pressure, or a strange feeling in the back, neck, jaw, or upper belly, or in one or both shoulders or arms.
  • Light-headedness or sudden weakness.
  • A fast or irregular heartbeat.

For men and women, the most common symptom is chest pain or pressure. But women are somewhat more likely than men to have other symptoms, like shortness of breath, nausea, and back or jaw pain.

Symptoms of serious illness may include:

  • A severe headache.
  • A stiff neck.
  • Mental changes, such as feeling confused or much less alert.
  • Extreme fatigue (to the point where it's hard for you to function).
  • Shaking chills.

Heartbeat changes can include:

  • A faster or slower heartbeat than is normal for you. This would include a pulse rate of more than 120 beats per minute (when you are not exercising) or less than 50 beats per minute (unless that is normal for you).
  • A heart rate that does not have a steady pattern.
  • Skipped beats.
  • Extra beats.

Neurological symptoms—which may be signs of a problem with the nervous system—can affect many body functions. Symptoms may include:

  • Numbness, weakness, or lack of movement in your face, arm, or leg, especially on only one side of your body.
  • Trouble seeing in one or both eyes.
  • Trouble speaking.
  • Confusion or trouble understanding simple statements.
  • Problems with balance or coordination (for example, falling down or dropping things).
  • Seizures.

Many prescription and non-prescription medicines can make you feel light-headed or affect your balance. A few examples are:

  • Antibiotics.
  • Blood pressure medicines.
  • Medicines used to treat depression or anxiety.
  • Pain medicines.
  • Medicines used to treat cancer (chemotherapy).

Shock is a life-threatening condition that may quickly occur after a sudden illness or injury.

Adults and older children often have several symptoms of shock. These include:

  • Passing out (losing consciousness).
  • Feeling very dizzy or light-headed, like you may pass out.
  • Feeling very weak or having trouble standing.
  • Not feeling alert or able to think clearly. You may be confused, restless, fearful, or unable to respond to questions.

Seek Care Now

Based on your answers, you may need care right away. The problem is likely to get worse without medical care.

  • Call your doctor now to discuss the symptoms and arrange for care.
  • If you cannot reach your doctor or you don't have one, seek care in the next hour.
  • You do not need to call an ambulance unless:
    • You cannot travel safely either by driving yourself or by having someone else drive you.
    • You are in an area where heavy traffic or other problems may slow you down.

Seek Care Today

Based on your answers, you may need care soon. The problem probably will not get better without medical care.

  • Call your doctor today to discuss the symptoms and arrange for care.
  • If you cannot reach your doctor or you don't have one, seek care today.
  • If it is evening, watch the symptoms and seek care in the morning.
  • If the symptoms get worse, seek care sooner.

Call 911 Now

Based on your answers, you need emergency care.

Call 911 or other emergency services now.

After you call 911, the operator may tell you to chew 1 adult-strength (325 mg) or 2 to 4 low-dose (81 mg) aspirin. Wait for an ambulance. Do not try to drive yourself.

Sometimes people don't want to call 911. They may think that their symptoms aren't serious or that they can just get someone else to drive them. But based on your answers, the safest and quickest way for you to get the care you need is to call 911 for medical transport to the hospital.

Make an Appointment

Based on your answers, the problem may not improve without medical care.

  • Make an appointment to see your doctor in the next 1 to 2 weeks.
  • If appropriate, try home treatment while you are waiting for the appointment.
  • If symptoms get worse or you have any concerns, call your doctor. You may need care sooner.

Call 911 Now

Based on your answers, you need emergency care.

Call 911 or other emergency services now.

Sometimes people don't want to call 911. They may think that their symptoms aren't serious or that they can just get someone else to drive them. But based on your answers, the safest and quickest way for you to get the care you need is to call 911 for medical transport to the hospital.

Head Injury, Age 4 and Older

Head Injury, Age 3 and Younger

When should I be worried about lightheadedness and dizziness?

Generally, see your doctor if you experience any recurrent, sudden, severe, or prolonged and unexplained dizziness or vertigo. Get emergency medical care if you experience new, severe dizziness or vertigo along with any of the following: Sudden, severe headache. Chest pain.

What is the most common reason for lightheadedness?

The main causes of lightheadedness are: dehydration — this can happen if you haven't had enough to drink, if it's very hot, or if you are sick. side effects of some medicines. a sudden drop in blood pressure when you stand up quickly.

What does it mean when you feel dizzy and light headed?

Causes of lightheadedness may be dehydration, medication side effects, sudden blood pressure drops, low blood sugar, and heart disease or stroke. Feeling woozy, lightheaded, or a little faint is a common complaint among older adults.

How do I stop feeling light headed?

How you can treat dizziness yourself.
lie down until the dizziness passes, then get up slowly..
move slowly and carefully..
get plenty of rest..
drink plenty of fluids, especially water..
avoid coffee, cigarettes, alcohol and drugs..