palpitations X ray explained
Informed by recognized medical guidance
Overview
Palpitations are the feeling that your heart is pounding, fluttering, or beating irregularly. A chest X-ray is a quick, painless test that takes a picture of the inside of your chest. It helps doctors see if your heart or lungs may be causing your palpitations.
Key facts
- A chest X-ray uses a small amount of radiation (like a very weak X-ray) to create images.
- It can show the size and shape of your heart and whether your lungs look healthy.
- It is often one of the first tests ordered when you see a doctor for palpitations.
Chest X-rays are very common and safe. Millions are done each year to help diagnose heart and lung problems.
Anyone who experiences palpitations might be asked to have a chest X-ray. It is used for people of all ages, including children and older adults.
Symptoms
- Chest pain or tightness that lasts more than a few minutes
- Fainting or passing out (syncope)
- Sudden severe shortness of breath
- Palpitations with dizziness or confusion
- ⚠Palpitations that happen often and bother you
- ⚠Palpitations with a known heart condition
- ⚠Palpitations that last for several minutes without stopping
Common symptoms
- A sensation of skipped heartbeats
- A racing or fluttering feeling in the chest
- A pounding or thumping in the neck or chest
- An irregular heartbeat that you can feel
Symptoms in children
- Complaints of a 'funny' or 'jumping' heart
- Feeling tired or dizzy during activity
- Pale skin or unusual sweating during episodes
Symptoms in older adults
- Lightheadedness or feeling faint
- Shortness of breath with palpitations
- Chest discomfort or pressure along with palpitations
Causes
Main causes
- Strong emotions like stress, anxiety, or excitement
- Caffeine, alcohol, or nicotine
- Certain medications (including some asthma inhalers and cold remedies)
- Dehydration or low blood sugar
- Heart rhythm disorders (arrhythmias) or other heart conditions
- Lung problems like pneumonia or a blood clot in the lung
Risk factors
- Being very anxious or having panic attacks
- Drinking a lot of caffeine or alcohol
- Having high blood pressure or heart disease
- Being very tired or not sleeping enough
- Having an overactive thyroid
When to see a doctor
See a doctor urgently if:
- If you have palpitations along with chest pain, fainting, or severe shortness of breath – call your local emergency number right away.
- If you pass out or feel like you might pass out with palpitations – get emergency help.
Book a routine appointment if:
- If you feel occasional palpitations that go away on their own, talk to your doctor at your next appointment.
- If palpitations bother you or happen more often, schedule a visit with your doctor.
Diagnosis
Your doctor will first ask about your symptoms and medical history, listen to your heart, and check your pulse. If palpitations are a concern, they may recommend a chest X-ray to look at the size and shape of your heart and to see if your lungs are healthy. Other tests may also be used.
Tests that may be done
- Electrocardiogram (ECG) – a quick test that records your heart's electrical activity.
- Holter monitor or event monitor – a portable device you wear to record your heart rhythm over a day or more.
- Chest X-ray – a simple image of your chest that can show heart size, lung problems, or fluid.
- Blood tests – to check for thyroid issues, anemia, or electrolyte imbalances.
What to expect at your appointment
A chest X-ray is very quick. You will stand in front of a special camera and hold still for a few seconds while the image is taken. You may need to take a deep breath and hold it. The test is painless and uses a very small amount of radiation, similar to what you get from natural background sources over a few days. You can go back to your normal activities right after.
Treatment
Treatment for palpitations depends on what is causing them. In many cases, no treatment is needed if the palpitations are harmless. If a heart or lung problem is found, your doctor will recommend a plan that is right for you.
Self-care at home
- Reduce caffeine, alcohol, and nicotine.
- Practice relaxation techniques like deep breathing or meditation.
- Stay hydrated and eat regular meals.
- Get enough sleep and manage stress.
Medical treatments
If an underlying condition is causing your palpitations, your doctor may suggest medications to help control your heart rate or rhythm, or to treat another health issue such as an overactive thyroid or anxiety. These are always prescribed after a careful evaluation and are tailored to your individual needs.
When is surgery considered?
In rare cases, if palpitations are caused by a heart rhythm problem that medicines cannot control, a procedure like catheter ablation (which uses thin tubes to correct the electrical signals in your heart) may be considered. Your doctor will discuss all options with you.
Living with this condition
Most people with palpitations can live a normal, active life. Keeping track of when palpitations happen and what you were doing at the time can help you and your doctor manage them better.
Lifestyle tips
- Avoid known triggers like too much caffeine or alcohol.
- Exercise regularly, but start slowly if you have heart concerns.
- Learn stress management techniques such as yoga or mindfulness.
- Wear a medical alert bracelet if you have a diagnosed heart rhythm condition.
Diet and exercise
Eat a heart-healthy diet rich in fruits, vegetables, whole grains, and lean proteins. Avoid large amounts of caffeine or sugary drinks. Regular moderate exercise, like walking or swimming, is good for your heart – but always check with your doctor before starting a new exercise program.
Mental health and emotional wellbeing
Feeling your heart pound can be scary and may cause anxiety. This is normal. Talk to your doctor about any worries you have. Some people find that counseling or support groups help them feel more in control.
Prevention
You can help prevent some causes of palpitations by avoiding triggers like too much caffeine, alcohol, or stress. If a medical condition like a thyroid issue is causing them, treating that condition can prevent palpitations. Not all causes can be prevented, but early evaluation helps.
Complications
If left untreated
- If palpitations are due to a serious heart rhythm problem, it could lead to fainting, falls, or in rare cases, stroke or cardiac arrest.
- Other underlying causes (like a lung clot or heart failure) need prompt treatment to avoid complications.
Long-term outlook
For most people, palpitations are harmless and temporary. When a specific cause is found, it can often be treated effectively. With the right care and lifestyle changes, most people can manage their palpitations and continue to live a full, active life.
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Always verify with your doctor
Health guidelines vary by country and region. The information in this article is based on international clinical guidelines but may not reflect the specific guidelines, medications, or practices in your country. Always discuss your health concerns with your own doctor or healthcare provider, and refer to your local national health guidelines where available.
Important notice This information is for educational purposes only. It does not replace professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider about your specific situation. If you are experiencing a medical emergency, call your local emergency services immediately.
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Sources and guidance
This article is educational and is prepared with reference to recognized health information and clinical guidance sources where available. Specific source links may vary by topic.
Last updated: July 28, 2026
Educational note: This information is for education only and is not a diagnosis.
Use it to support, not replace, advice from a licensed clinician.
If symptoms are severe, worsening, or urgent, call your local emergency number or seek emergency care.