Swollen Ankles and Leg Swelling: Circulation Questions in Brampton

Many people notice it at the end of the day: socks leave deep marks around the ankles, shoes feel tighter than they did in the morning, and the lower legs look puffy. For someone who stands at work all day, sits through a long commute on the 410, or has just come back from a long flight to visit family, a little swelling can seem like a normal part of life.

Often, it is. Fluid naturally tends to collect in the lower legs when we are upright for long periods, especially in warm weather. But leg and ankle swelling, called edema, can also be a sign of something more significant, such as heart failure, kidney disease, vein problems or a blood clot. Some medications commonly used for heart and blood pressure conditions can cause it as well.

This post helps you understand the common causes of leg swelling, how to tell when it needs attention, and practical steps that may help. If you have questions about your medications or about options like compression stockings, the pharmacists at Pharmasave BramCentre on Hurontario Street are glad to help.

Why fluid collects in the lower legs

Your circulation is a loop. Arteries carry blood from the heart to the body, and veins bring it back. In the legs, veins have to work against gravity to return blood to the heart. They rely on one-way valves inside the veins and on the squeezing action of calf muscles when you walk.

When you sit or stand still for long periods, the calf muscle pump is not working much, and pressure in the leg veins rises. Some fluid moves out of the small blood vessels into the surrounding tissues, especially around the ankles. When you lie down or walk around, the fluid tends to move back.

When something interferes with this balance, such as weakened vein valves, a heart that is not pumping effectively, kidneys that are not removing enough fluid, or a blockage, swelling can become more persistent.

Everyday causes that are often harmless

Common, usually benign causes of mild leg swelling include:

• Standing or sitting for long periods, such as at work or during long drives
• Hot weather
• Long flights or car trips
• Eating a lot of salty food
• Being overweight
• Pregnancy
• Minor injuries such as a sprained ankle

In these cases, swelling usually affects both legs, is worse at the end of the day, and improves overnight or with elevation and movement.

When swelling points to the heart

In heart failure, the heart does not pump as effectively as it should. Blood can back up in the veins, and the kidneys respond by holding on to more salt and water. Fluid then collects in the legs, ankles and sometimes the abdomen or lungs.

Swelling related to heart failure often affects both legs and may come with:

• Shortness of breath, especially when lying flat or with activity
• Waking at night feeling short of breath
• Rapid weight gain over a few days
• Fatigue and reduced ability to do usual activities
• A persistent cough

If you have been diagnosed with heart failure, your healthcare team may have asked you to weigh yourself daily and report sudden gains. A later post in this series discusses heart failure in more detail.

Kidney, liver and vein causes

Other conditions that can cause leg swelling include:

• Kidney disease, where the kidneys do not remove enough fluid and salt, or lose protein in the urine
• Liver disease, which can reduce protein levels in the blood and lead to fluid build-up
• Chronic venous insufficiency, where weakened vein valves allow blood to pool in the legs, often with varicose veins, skin discolouration or itching around the ankles
• Low thyroid function, which can sometimes cause a type of swelling

These conditions usually need medical assessment and ongoing management.

Medications that can cause swelling

Several commonly prescribed medications can cause ankle swelling as a side effect. Some that pharmacists often see include:

• Certain calcium channel blockers used for blood pressure, such as amlodipine
• Some diabetes medications
• Anti-inflammatory pain relievers (NSAIDs), which can cause fluid retention
• Corticosteroids
• Some hormone therapies
• Certain medications used for nerve pain

If you notice new swelling after starting a medication or increasing a dose, tell your pharmacist or prescriber. Do not stop the medication on your own. Sometimes the dose can be adjusted, a different medication chosen, or another approach added. A medication review at Pharmasave BramCentre is a helpful way to check whether any of your medications could be contributing.

Red flags that need prompt care

Some types of swelling need urgent attention. Seek medical care promptly if you notice:

• Swelling in one leg only, especially with pain, warmth, redness or tenderness in the calf, which may suggest a blood clot (deep vein thrombosis)
• Swelling with sudden shortness of breath, chest pain or coughing up blood, which could indicate a clot that has travelled to the lungs; call 9-1-1
• Swelling with redness, warmth and fever, which may suggest infection
• Rapidly worsening swelling, or swelling with significant breathlessness
• Swelling after a recent long flight, surgery or period of immobility, particularly if one-sided

When in doubt, it is better to be checked.

Practical steps that may help

For mild, everyday swelling, and as part of managing a diagnosed condition, the following may help. Check with your healthcare provider first if you have heart failure, kidney disease or another condition with specific instructions:

1. Elevate your legs above the level of your heart for short periods during the day.
2. Move regularly. Walk, flex your ankles and rise onto your toes during long periods of sitting or standing.
3. Reduce salt in your diet, which can lessen fluid retention.
4. Take breaks on long trips to walk around, and do seated calf exercises on flights.
5. Avoid tight clothing around the waist or legs that restricts circulation.
6. Maintain a healthy weight if you can.

Where compression stockings fit in

Compression stockings apply gentle, graduated pressure to the legs, strongest at the ankle and decreasing up the leg. This helps support the veins and reduces swelling for many people with venous insufficiency or mild edema. They may also be recommended in certain situations, such as after some procedures or for long-distance travel.

However, compression is not right for everyone. People with significant peripheral artery disease, certain skin conditions, or some types of heart failure may need to avoid compression or use it only under medical supervision. Getting the correct size and pressure matters, too: stockings that are too tight or poorly fitted can cause problems.

Pharmasave BramCentre offers help with compression stockings, including understanding fit, comfort and daily use. Ask the pharmacy what is involved, whether a measurement is needed, and whether a prescription would be helpful for insurance purposes; coverage varies between plans, so check with your insurer.

Long trips home and the risk of clots

Many Brampton families travel long distances to visit relatives, often on flights of twelve hours or more with connections. Long periods of sitting slow blood flow in the legs, and for some people this raises the risk of a blood clot in a deep vein. The risk is higher for people who have had a clot before, have had recent surgery, are pregnant or recently gave birth, take some hormone-based medications, have certain cancers, or have limited mobility.

Practical steps for long journeys include choosing an aisle seat when possible, getting up to walk when it is safe to do so, flexing your ankles and calves regularly while seated, staying reasonably hydrated, and avoiding sleeping for long stretches in a cramped position. If you are at higher risk, ask your doctor before travelling whether compression stockings or other measures are appropriate for you. Do not start a blood thinner or ASA on your own for travel.

Some ankle swelling after a long flight is common and usually settles within a day or two of normal activity. Swelling in one leg, especially with pain or warmth, or any sudden breathlessness after travel, needs prompt medical attention.

Keeping track of changes

If swelling is something you live with, a simple record can help your healthcare team:

• Note which leg or legs are affected and how high the swelling goes
• Record your weight, especially if you have heart failure and have been asked to monitor it
• Note any changes in breathing, activity tolerance or urination
• List any new medications or dose changes

Bring this record to appointments. If getting to the pharmacy is hard while your legs are swollen or sore, ask about home delivery.

Ask Pharmasave BramCentre about your swelling

Swollen ankles are common, but they deserve a closer look when they are new, one-sided, getting worse or accompanied by other symptoms. The pharmacy team can help you consider whether your medications might be involved, talk through compression options, and guide you on when to see your doctor.

Our store is at 14 - 7910 Hurontario Street, Brampton, ON L6Y 0P6. Call (905) 497-5177 to speak with a pharmacist, find other contact options on the contact page, or request an appointment through the booking page.

This article is general information about leg swelling. New, one-sided or worsening swelling should be assessed by a healthcare professional.