A pulsing or throbbing sensation in the abdomen is usually better described as an abdominal pulsation rather than a heart palpitation. Sometimes the normal abdominal aorta can be felt, but a prominent new pulsation — particularly with abdominal or back pain or risk factors for an aortic aneurysm — should be medically evaluated.
Yes, you can feel a pulse in the abdomen because the abdominal aorta is a large artery that carries each heartbeat through the abdomen. This is not necessarily an abnormal heart palpitation, and in some people the normal aortic pulse is easier to feel. However, an abdominal aortic aneurysm (AAA) can also produce a prominent pulsating or throbbing sensation near the belly button. Most AAAs cause no symptoms, so the feeling alone cannot diagnose or rule out an aneurysm. New prominent pulsation, particularly with persistent abdominal or back pain or important AAA risk factors, deserves medical assessment.
Sudden Severe Abdominal or Back Pain Can Be an Emergency
A ruptured abdominal aortic aneurysm can cause life-threatening internal bleeding.
Seek emergency medical care immediately for a sudden, severe abdominal, side or back pain, particularly when accompanied by:
- fainting or collapse;
- severe dizziness or weakness;
- very low blood pressure or signs of shock;
- pale, cold or clammy skin;
- a rapidly worsening condition; or
- a known abdominal aortic aneurysm.
Do not wait to see whether a strong abdominal pulsation or severe pain settles on its own if these warning signs are present.
Is a Pulsating Abdomen Really a Heart Palpitation?
Not usually.
A heart palpitation is awareness of the heartbeat itself. It may feel like racing, fluttering, pounding, skipping or extra beats and is commonly noticed in the chest, throat or neck.
A pulsating abdominal sensation usually means that you are feeling movement produced by blood passing through an artery, particularly the abdominal aorta.
Because every aortic pulse corresponds to a heartbeat, the abdominal sensation will naturally occur in time with the heart.
If you also feel racing, skipping, fluttering or an irregular heartbeat in your chest or neck, that is a separate symptom that may require an ECG or rhythm monitor. Feeling a rhythmic pulse in the abdomen alone does not diagnose an arrhythmia.
For true heartbeat sensations, see our guide to heart palpitation symptoms .
Can You Feel the Normal Aorta Pulsating in Your Abdomen?
Yes, this can happen.
The abdominal aorta is the body’s major artery running through the abdomen. Because it carries blood directly from the heart, it naturally expands slightly with each pulse.
In some people — particularly those with less tissue between the aorta and the abdominal wall — normal arterial pulsation may be easier to notice, especially when lying quietly.
A visible or palpable abdominal pulse therefore does not automatically mean that an aneurysm is present.
Important Correction
The older version of this article implied that feeling pulsation in the abdomen points specifically to an abdominal aortic aneurysm.
That is too strong. An aneurysm is one possible explanation for a prominent pulsatile abdominal mass or new pulsating sensation, particularly in a higher-risk patient, but the sensation itself cannot make the diagnosis. Ultrasound or other appropriate imaging is needed when AAA is suspected.
What Is an Abdominal Aortic Aneurysm?
An abdominal aortic aneurysm, commonly shortened to AAA, is an abnormal enlargement of the abdominal portion of the aorta.
An abdominal aorta measuring at least about 3.0 cm in maximum diameter is generally considered aneurysmal.
Most AAAs develop slowly. Some remain stable for years, while others enlarge. As aneurysm size increases, the risk of rupture generally increases.
Rupture is dangerous because the aorta carries a large volume of blood and rupture can produce catastrophic internal bleeding.
What Symptoms Can an Abdominal Aortic Aneurysm Cause?
Most abdominal aortic aneurysms cause no symptoms.
They are often discovered during screening or imaging performed for another medical reason.
When an aneurysm enlarges or becomes symptomatic, possible symptoms include:
- a throbbing or pulsating sensation near the belly button;
- deep or persistent abdominal pain;
- pain along the side of the abdomen or flank; and
- back pain.
A large aneurysm may sometimes be palpable, particularly in a person with a thinner abdominal wall, but physical examination misses many aneurysms. Conversely, a normal abdominal aorta may sometimes be felt. Ultrasound is far more reliable than judging the sensation by touch.
Who Is More Likely to Develop an Abdominal Aortic Aneurysm?
Important risk factors include:
Smoking
Cigarette smoking is one of the strongest established risk factors for developing AAA and is associated with aneurysm growth and rupture.
Older age
AAA becomes much more common with advancing age, which is why screening recommendations focus primarily on older adults.
Male sex
Abdominal aortic aneurysm is substantially more common in men than women, although aneurysms in women may behave differently and current repair thresholds are sex-specific.
Family history
Having a first-degree relative — a parent, sibling or child — with AAA increases the likelihood of developing an aneurysm.
Cardiovascular disease
Hypertension, atherosclerotic cardiovascular disease and other vascular risk factors may occur alongside AAA and are important parts of overall cardiovascular risk management.
Previous aneurysm elsewhere
People with aneurysmal disease in other arteries may have an increased likelihood of aneurysm elsewhere in the vascular system.
Who Should Be Screened for AAA?
Screening recommendations vary somewhat between professional organizations, countries and individual risk profiles.
In the United States, the U.S. Preventive Services Task Force recommends a one-time abdominal ultrasound for men aged 65 to 75 who have ever smoked.
For men aged 65 to 75 who have never smoked, screening may be offered selectively after considering factors such as family history and other risks.
Recommendations for women differ because the balance of benefits and harms is less certain in several risk groups.
If you already have persistent abdominal or back pain, a new pulsatile abdominal mass or other concerning symptoms, this is no longer simply a screening question. A healthcare professional should decide what diagnostic evaluation is appropriate.
How Is an Abdominal Aortic Aneurysm Diagnosed?
Abdominal ultrasound
Ultrasound is the main test used to screen for AAA. It is noninvasive, does not use ionizing radiation and can measure the diameter of the abdominal aorta.
Physical examination
A clinician may sometimes feel an enlarged pulsatile aorta during abdominal examination, but physical examination alone is not sensitive enough to reliably rule AAA in or out.
CT or MRI
CT or MRI may be used when more detailed information is required about aneurysm anatomy, when ultrasound is inadequate or when treatment planning is necessary.
In a suspected rupture or other acute emergency, imaging decisions depend on the patient’s stability and emergency clinical situation.
How Are Abdominal Aortic Aneurysms Monitored and Treated?
Management depends on aneurysm diameter, growth, symptoms, anatomy, operative risk and the individual patient.
Current ACC/AHA guidance uses sex-specific surveillance and repair thresholds.
| Aneurysm diameter | Example ACC/AHA surveillance approach |
|---|---|
| 3.0–3.9 cm | Ultrasound approximately every 3 years. |
| Men 4.0–4.9 cm | Approximately yearly surveillance. |
| Women 4.0–4.4 cm | Approximately yearly surveillance. |
| Men 5.0 cm or larger | Approximately every 6 months while below the repair threshold. |
| Women 4.5 cm or larger | Approximately every 6 months while below the repair threshold. |
The actual follow-up schedule may differ according to anatomy, previous measurements, growth rate, imaging quality and specialist recommendations.
Modern Repair Thresholds
Current ACC/AHA guidance recommends repair of an unruptured abdominal aortic aneurysm when the maximum diameter reaches approximately 5.5 cm in men or 5.0 cm in women.
Repair is also recommended when symptoms are considered attributable to the aneurysm.
Rapid expansion is also important. Growth of about 0.5 cm within six months may be a reason to consider repair even before the usual size threshold is reached.
Open surgical repair
During open repair, the surgeon replaces the weakened section of the aorta with a synthetic graft.
Recovery is generally longer than after endovascular repair and varies according to age, health and surgical complexity.
Endovascular aneurysm repair (EVAR)
EVAR uses catheters placed through arteries to position a stent graft inside the aneurysm, creating a new channel for blood flow and reducing pressure on the weakened aneurysm wall.
It is less invasive than open surgery but is not suitable for every aneurysm anatomy.
Long-term surveillance after EVAR remains important because complications such as endoleak, graft migration or continued aneurysm enlargement can occur.
Can You Prevent an Abdominal Aortic Aneurysm?
No strategy guarantees that an aneurysm will never develop, particularly when age or family history contributes to risk.
However, cardiovascular risk reduction remains important.
- Do not smoke, and seek help to stop if you currently smoke.
- Keep blood pressure appropriately controlled.
- Follow treatment recommendations for cholesterol and cardiovascular disease.
- Stay physically active according to your medical condition.
- Maintain an appropriate dietary pattern and body weight.
- Attend scheduled ultrasound surveillance if an AAA has already been diagnosed.
Lifestyle and cardiovascular-risk management are valuable, but aneurysm size and growth must be monitored with appropriate imaging. Treatment decisions should be made with the medical and vascular-surgery team.
Dr. Albana’s Note
When someone tells me, “I can feel my heartbeat in my stomach,” I first clarify whether they mean a normal rhythmic pulse in the abdomen or true racing, fluttering or skipped heartbeats. Feeling the abdominal aorta does not automatically mean an aneurysm, particularly when there is no pain or other concerning feature. But age, smoking history, family history and a new prominent pulsating sensation can change the level of concern. When AAA is a realistic possibility, ultrasound is far more useful than trying to judge the aortic size by the sensation alone.
When Should You Contact a Doctor?
Arrange medical assessment if:
- you notice a new or unusually prominent abdominal pulsation;
- you feel a pulsatile lump in the abdomen;
- you have persistent abdominal, flank or back pain;
- you have a strong smoking history and are in an age group at risk for AAA;
- a parent, sibling or child has had an aortic aneurysm;
- you have previously been told that your abdominal aorta is enlarged; or
- you are unsure whether the sensation is an abdominal pulse or a true heart palpitation.
If the sensation is actually accompanied by racing, skipped or irregular heartbeats, see our causes of heart palpitations guide.
Urgent Warning Signs
Seek emergency medical care immediately for:
- sudden severe abdominal pain;
- sudden severe back or flank pain;
- fainting or collapse;
- severe dizziness or near-fainting;
- marked weakness with cold or clammy skin;
- very low blood pressure or signs of shock;
- rapidly worsening symptoms in someone with a known AAA; or
- severe abdominal or back pain together with a prominent pulsating abdominal mass.
A ruptured abdominal aortic aneurysm is a life-threatening emergency requiring immediate hospital treatment.
Most Asked Questions
Is it normal to feel a pulse in your abdomen?
It can be. The abdominal aorta is a large artery and its normal pulsation may sometimes be noticeable, particularly when there is less tissue between the vessel and abdominal wall. However, a new prominent pulsation or pulsatile mass deserves medical assessment when AAA risk factors or other symptoms are present.
Does feeling my heartbeat in my stomach mean I have an aneurysm?
No. Feeling abdominal pulsation alone does not diagnose an aneurysm. Most AAAs are actually asymptomatic. Ultrasound is used when screening or diagnostic evaluation for AAA is appropriate.
What does an abdominal aortic aneurysm feel like?
Many AAAs cannot be felt at all. When symptoms occur, some people notice a throbbing or pulsating sensation near the belly button, deep abdominal or side pain, or back pain.
Can a thin person normally feel the abdominal aorta?
Yes. Normal abdominal aortic pulsation can sometimes be easier to feel when there is less tissue over the vessel. This does not prove that the aorta is enlarged.
Can a doctor diagnose AAA just by feeling the abdomen?
No. A large aneurysm may sometimes be palpable, but physical examination misses many AAAs and cannot reliably determine the aortic diameter. Ultrasound is the standard screening method.
At what size is an abdominal aortic aneurysm repaired?
Current ACC/AHA guidance recommends repair at a maximum diameter of about 5.5 cm in men and 5.0 cm in women. Symptoms attributable to the aneurysm, rapid growth and other clinical considerations may affect the decision.
How quickly can an abdominal aortic aneurysm grow?
Growth rates vary considerably. Regular ultrasound surveillance is therefore used once an aneurysm is identified. Growth of approximately 0.5 cm in six months is considered clinically important and may prompt consideration of repair.
Who should be screened for abdominal aortic aneurysm?
In the United States, one-time ultrasound screening is recommended for men aged 65 to 75 who have ever smoked. Screening decisions for other groups depend on sex, age, smoking history, family history and the guideline being followed.
What are the warning signs that an aneurysm may have ruptured?
Sudden severe abdominal or back pain, fainting, collapse, severe weakness, low blood pressure or signs of shock can occur with rupture and require emergency medical care.
Related Heart Palpitation Guides
Medical References
- Isselbacher EM, Preventza O, Hamilton Black J III, et al. 2022 ACC/AHA Guideline for the Diagnosis and Management of Aortic Disease. Circulation. 2022.
- American College of Cardiology. 2022 ACC/AHA Aortic Disease Guideline: Key Perspectives — Abdominal Aortic Aneurysm.
- Wanhainen A, Van Herzeele I, Bastos Goncalves F, et al. European Society for Vascular Surgery 2024 Clinical Practice Guidelines on the Management of Abdominal Aorto-Iliac Artery Aneurysms. European Journal of Vascular and Endovascular Surgery. 2024.
- U.S. Preventive Services Task Force. Abdominal Aortic Aneurysm: Screening. JAMA. 2019.
- Mayo Clinic. Abdominal Aortic Aneurysm — Symptoms and Causes. Updated 2025.
- American Academy of Family Physicians. Abdominal Aortic Aneurysm. American Family Physician. 2022.
About the Medical Team
Dr. Albana Greca, MBBS, MMedSc
Family Physician / General Practitioner
Dr. Albana Greca has more than 20 years of experience in primary care, general medicine, chronic disease management, prevention, patient education and digital health.
Dr. Benard Shehu, MBBS, MS
Cardiologist
Dr. Benard Shehu has more than 19 years of cardiovascular experience, including clinical experience relevant to arrhythmias and cardiovascular disease.