Why (Left Foot Swells But Right Does Not): Causes and How to Treat It

Swelling of the legs can be caused by blockage of blood vessels, lymphatic blockage, or it can also be the result of injury. Another cause of swelling in only one of the legs is due to a skin infection, such as cellulitis, or arthritis of the ankle. Read more about Why (Left Foot Swells But Right Does Not): Causes and How to Treat It


Why left foot swell but the right does not?

Swelling of one leg can be a very worrying symptom because it is possible to interfere with daily activities. This can be caused by a variety of diseases that affect the legs, including trauma or venous blockages such as blood clots.

Fluid reserves can also be caused by physical obstruction, such as mass, in the surrounding area. It is important to seek treatment if you experience swelling on only one leg with no apparent cause.


Common features of swelling in one leg

For those of you who experience swelling on only one leg, it is possible that it can be explained by:

  • Severe pain in the side of the leg
  • A coldness in the legs, caused by loss of circulation.
  • Redness, or skin discoloration of the legs
  • Visible deformities on the ankles, or toes
  • Inability to withstand the load on the legs
  • Rash or itch
  • Fever or chills


What causes the left leg to swell?

Swelling of the left leg can be caused and divided into two categories, namely:


Edema is a build-up of fluid somewhere in the body. When it accumulates in the legs, it is called peripheral edema. “Liquid”, in this context, is a general term that includes all lymphatic fluid, blood, water, or other substances.



Inflammation is a type of tissue swelling arising from an injury or disease as part of an immune reaction.


Swelling of the left leg caused by Edema

Sit or Stand too long

Sitting or standing for a long time causes your body to hold water and can cause temporary swelling. This is most commonly seen in passengers who are on long flights. For the most part, this kind of swelling is harmless other than a rocking sensation when you start trying to walk again.


Kidney Damage

Kidney serves to remove also filter excess water from the body. If something interferes with kidney function, then this extra fluid cannot get out of the body, causing the legs to become swollen.


Congestive heart failure

If the heart is weak enough, it cannot pump blood effectively and will cause congestive heart failure. When this happens, the blood will become dense and filled in various parts of the body without the full force of the heart to move it.

The collection of blood in the legs and ankles will cause swelling. Congestive heart failure can occur due to hardened arteries, damage from heart attacks, infections, coronary heart disease, and other similar causes.


Blood clotting

This is one of the few causes of edema-related left leg swelling that may only affect one leg at a time. Blood clots can form in a variety of conditions, such as if you have clotting disorders or are unable to move for long periods such as after an injury or during hospitalization.

Age, being overweight, smoking, family history, and pregnancy can also affect the likelihood of clots occurrence. Regardless of why it happens, a partial or complete blood clot will block the veins in your legs. Without going anywhere, the blood will swell and cause swelling of the affected leg.

Pain is also a common symptom, but it does not always occur. If you do, the pain will start in the calf and feel like a great cramp. Signs of a blood clot should always be consulted to a doctor as there is a potential for clots to detach and move to one of your organs.



Some medications, such as aspirin or ibuprofen, can cause fluid retention that will cause swelling of the left leg. This possibility increases with the use of drugs in the long run. Some diabetes pills and blood pressure are also the cause of edema because it affects circulation and blood flow.

Also know about Left Foot and Ankle Swelling: Symptoms, Causes, and Best Medication. Some people may have experienced this.

Why (Left Foot Swells But Right Does Not): Causes and How to Treat It

Swelling of the left leg caused by inflammation


Any serious injury to the feet and ankles is capable of producing an inflammatory response. Potential injuries can result in a broken leg, tendon, or sprained ankle. In addition to swelling and redness, the affected leg will have difficulty withstanding the load and pain if touched.



Cellulitis is a type of skin infection that occurs when bacteria (usually staph or strep) enter the skin through the wound. This creates a swollen, red area of the skin that will feel soft and hot to the touch. Although cellulitis can appear on any part of the body, the lower leg is the most commonly seen place.

Cellulitis is always a concern of doctors because it has the potential to develop into sepsis if the infection reaches the bloodstream. If you experience a red rash, swelling, and pain that changes rapidly along with a fever, get emergency medical treatment immediately.



Arthritis arises with different symptoms depending on the cause and area affected. In addition to making mobility painful is also difficult, joints can become swollen. If this happens in the knee or ankle, as a result, your left leg may be swollen.

Uric acid is a type of arthritis, caused by the accumulation of crystals in the joints rather than the bones themselves that come into contact.


How to diagnose swelling of the left leg?

Observe and compare between the left foot and the right foot, whether they are the same size, or different. If you find a difference with the swollen left leg, it looks shiny and the skin feels tight. In the next step, you can try by pressing the swollen leg a little longer, then remove it.

If the pressure is left on the hole or indentation, it becomes a sign that you are experiencing a serious problem. Contact your doctor immediately to consult on this issue.

In addition, you may need information about Can Allergies Cause Loss of Taste.

How to treat swelling of the left leg?

Treatment for the left leg relies heavily on the underlying diagnosis. If you believe swelling of the left leg requires treatment, then you should take it to the doctor along with the associated symptoms to get the right treatment.

Almost any cause of swelling of the left leg can lead to deformities, disability, decreased quality of life, severe pain and discomfort, or even death if left untreated. The exact treatment you get will vary greatly depending on the root cause.

Below are the different ways that can be done to treat swelling of the left leg:

Soak your feet in brine

You may have heard that brine is often used as a toothache remedy. In addition, it turns out that brine is quite effective at overcoming swollen feet. Rub the swollen area of the foot with brine. But especially for patients whose condition is severe enough, it is better to take a bath with saltwater to recover soon.


Massage with orange oil

Muffled in a tub of water that had been dripped with orange oil. Orange oil can also be used by gnawing on the foot area.


Do yoga regularly

Swelling that occurs in your legs may be caused by a lack of exercise so blood circulation is not smooth. As a solution, do exercises such as yoga to move the body but stay focused on blood circulation. Yoga can be done alone without an instructor, but it would be better if accompanied by an instructor.



In addition to yoga, swimming can also cure swelling in the legs. At the time of swimming, the legs will continue to move so that the body can float. So, it is this activity that helps the body fight gravity so that edema can be resolved.

After swimming, straighten the legs to relax them. Massage a little on the calf. If you have enough time, do this method regularly to get maximum results.


Use medical stockings

Some health product manufacturers are now starting to produce medical stockings. You can get it easily both online and offline. This product is suitable for women to overcome swollen feet.


Massage slowly

Pregnant women who have swollen legs can try this solution. But make sure you are thoroughly massaged by the experts. Usually, after a swollen massage will soon subside and pregnant women can return to normal activities again.


Drink enough water

One of the causes of swollen feet is a lack of fluid. Therefore do not be lazy to drink water, especially water. In order not to get bored and more refreshing, you can also add lemons and cucumbers, as it is excellent as an anti-inflammatory.


Avoid Tight Clothing

When the legs are swollen, avoid wearing clothes that are too tight. In addition to being uncomfortable, this can make the swelling worse and slow healing.


Weight Control

Obesity can be one of the causes of swollen feet. Therefore, try to avoid this by controlling weight. Not only swollen feet, but obesity can also in fact increase the risk of various diseases attacking.


Don’t Stand Too Long

Avoid standing or sitting too long as it can cause swelling to get worse. Be sure to keep your feet moving, especially when it starts to feel uncomfortable.


Reduce Salt Intake

One way to deal with swollen feet is to limit your intake of salt, sugar, and fat. This type of food containing these ingredients can increase the risk of piles of fluid in the body, as a result of which the legs become swollen.

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