What it is
Peripheral artery disease, often called PAD, is a condition in which the arteries that carry blood to areas outside the heart, most often the legs, become narrowed or blocked. When less blood reaches the muscles and tissues, they may not get all the oxygen they need.
Peripheral artery disease symptoms can vary a great deal. Some people notice cramping, aching or tiredness in the legs or hips when walking that eases with rest. Others may notice leg numbness or weakness, coldness in one foot or leg, changes in skin color, slow-healing sores, or hair and nail changes on the legs and feet. Some people have very mild symptoms or none at all.
Because the same arterial changes can affect blood vessels elsewhere in the body, PAD is often discussed alongside coronary artery disease and overall circulation health. Having symptoms does not mean a person has PAD, since many other conditions can cause similar discomfort. Only a licensed clinician can sort out the cause.
How it’s traditionally been approached
Traditionally, an evaluation starts with a conversation about symptoms, personal and family history, and lifestyle factors. A clinician will usually check pulses in the legs and feet, look at the skin, and ask about how far a person can walk before discomfort begins.
Clinicians have also commonly used simple, non-invasive tests to compare blood flow and blood pressure in different parts of the body, and imaging tests to look at the arteries. Bloodwork may be used to look at other factors that relate to heart and vascular health.
Approaches to care have traditionally included lifestyle conversations, medications, supervised exercise programs, and, in some situations, procedures to open or bypass narrowed arteries. Which of these, if any, is appropriate is a decision for a licensed clinician after an evaluation. Medications and procedures are regulated, and people can ask their provider about the regulatory status and the purpose of anything recommended.
How the right cardiologist may help
The right cardiologist or vascular specialist may help by looking at the whole picture: your symptoms, your history, your family history and how your heart and circulation work together. A visit generally involves questions, a physical exam, and possibly some tests, and it is a good time to share what you have noticed in your own words.
It can help to bring a few notes, such as when the discomfort happens, how long it lasts, what makes it better or worse, and a list of your medications and supplements. Mentioning any family history of heart or vascular conditions may also be useful.
Questions you might ask include: What could be causing my symptoms? What tests might help clarify this, and what will they tell us? How might my heart health and circulation be connected? Are there other specialists I should see? What should I watch for between visits? And if you have a family history of heart conditions, you can ask whether genetic heart testing is something worth discussing. Genetic tests show risk or carrier status and do not diagnose disease on their own. Results must be interpreted by a qualified cardiologist, electrophysiologist or genetic counselor alongside your history, exam, imaging and bloodwork. A negative result does not rule out risk, and a variant of uncertain significance is not a diagnosis.
The whole-person view
Body, mind and stress affect one another. Living with discomfort when walking can make people less active, which can affect mood, sleep and confidence, and worry or stress can in turn make physical sensations feel more intense. Looking at the whole person is a natural part of caring for circulation and heart health.
Some people find body-based support, such as the approach offered through Somatic Experiences, helpful for tuning in to stress held in the body. Others find talk therapy through Therapists.plus useful for managing worry about their health. These can sit alongside medical care, and no approach needs to be set against another.
Somatic Experiences: nervous system regulation →Somatic Experiences: embodiment and movement →Therapists.plus: anxiety panic and ocd →Therapists.plus: mind body connection →
Keep in mind
- This page is educational only and is not medical advice, a diagnosis or a treatment plan; licensed professionals should guide your care.
- Leg pain, numbness or coldness can have many causes, so please have symptoms evaluated by a licensed clinician rather than guessing.
- For emergencies such as sudden severe pain, a cold, pale or numb limb, chest pain, trouble breathing or signs of stroke, call 911; in an emotional crisis, call or text 988.
- If you consider genetic heart testing, ask about genetic counseling before and after testing and about family (cascade) testing if a disease-causing variant is found. GINA protects against genetic discrimination in US health insurance and employment but does not cover life, disability or long-term-care insurance, so ask about those before testing. Coverage for testing and procedures varies by insurer, state and diagnosis, so confirm with your insurer and provider.
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Frequently asked questions
What are the most common peripheral artery disease symptoms?
The most commonly described peripheral artery disease symptoms are cramping, aching or fatigue in the legs, hips or calves during walking that eases with rest. Others include leg numbness or weakness, a cold foot or leg, skin color changes and sores that heal slowly. Some people have no noticeable symptoms, so a licensed clinician is the right person to evaluate what you are experiencing.
Can you have peripheral artery disease without symptoms?
Yes, some people have PAD and notice few or no symptoms. Mild symptoms are also sometimes mistaken for normal aging or muscle soreness. If you have concerns or risk factors, a cardiologist or vascular specialist can talk with you about whether an evaluation makes sense.
What kind of doctor should I see for peripheral artery disease symptoms?
Many people start with a primary care clinician, who may refer them to a cardiologist or a vascular specialist. Both may be involved in evaluating circulation and related heart health. Asking about their experience with PAD can help you find a good fit.
How is peripheral artery disease traditionally evaluated?
It is traditionally evaluated through a conversation about symptoms and history, a physical exam including checking pulses, and non-invasive tests that compare blood flow in different parts of the body. Imaging and bloodwork may also be used. A licensed clinician decides which steps are appropriate for each person.
Are peripheral artery disease symptoms related to heart disease?
They can be connected, because the arterial changes involved in PAD may also affect other blood vessels, including those that supply the heart. Having one does not mean you have the other, but clinicians often consider them together. A cardiologist can explain how your circulation and heart health may relate.
Is there genetic heart testing for peripheral artery disease?
Genetic heart testing is educational to explore if there is a family history of heart or vascular conditions, but it does not diagnose PAD on its own. Tests show risk or carrier status and must be interpreted by a qualified cardiologist or genetic counselor with your history, exam and other results. A negative result does not rule out risk, and genetic counseling before and after testing is recommended.
Educational resource. CardioGenes shares general information and connects people with independent cardiologists. It is not medical advice, diagnosis or treatment. Talk with a licensed professional about your health.