Elevating your feet above heart level is the single fastest way to reduce swelling, and combining it with gentle movement, compression, and dietary changes can keep the swelling from coming back. Most mild foot swelling responds well to a few simple strategies you can start right now.
Elevate Your Feet Above Your Heart
Gravity is the main reason fluid pools in your feet, so working against it is the most direct fix. Lie down and prop your feet on a stack of pillows or against a wall so they sit higher than your chest. The Mayo Clinic recommends doing this several times a day. Aim for 15 to 20 minutes per session. You’ll often notice your shoes fitting more loosely within an hour of consistent elevation.
If you work at a desk, even placing your feet on a low stool helps slow fluid buildup during the day, though it won’t drain swelling as effectively as lying down with your legs fully raised.
Use Ankle Pumps to Push Fluid Back Up
Your calf muscles act like a pump for your veins. Every time they contract, they squeeze blood and fluid upward toward your heart. Ankle pumps are the simplest way to activate this pump without getting up.
Sit or lie with your legs extended. Point your toes toward your knees as far as you can, then point them away from you. Alternate back and forth for two to three minutes, repeating two to three times per hour. This is the same exercise hospitals use after surgery to prevent blood clots, and it works equally well for everyday swelling. Walking, swimming, and cycling all serve the same purpose on a larger scale. Even a 10-minute walk can noticeably reduce puffiness if you’ve been sitting for hours.
Try Compression Stockings
Compression stockings apply steady pressure to your lower legs, preventing fluid from settling into your feet and ankles. For everyday swelling caused by standing or sitting for long periods, stockings in the 10 to 15 mmHg range are effective. Research published in the International Journal of Vascular Medicine found that calf-length stockings between 11 and 21 mmHg can reduce or completely prevent this type of occupational swelling.
You can buy these over the counter at most pharmacies. Put them on first thing in the morning before swelling starts. If you already have visible swelling, elevate your feet for 15 to 20 minutes first, then slide the stockings on. Higher-pressure stockings (20 to 30 mmHg or above) are typically reserved for chronic vein problems and usually require a fitting from a healthcare provider.
Cut Back on Sodium
Sodium causes your body to hold onto water, and that extra fluid often ends up in your feet. For people dealing with persistent swelling, keeping daily sodium intake between 1,375 and 1,800 milligrams can make a meaningful difference. For context, a single fast-food meal can easily contain 1,500 milligrams or more.
The biggest sources of hidden sodium are processed foods, canned soups, deli meats, soy sauce, and restaurant meals. Cooking at home with fresh ingredients gives you far more control. You don’t need to eliminate salt entirely. Just reading labels and choosing lower-sodium options can cut your intake enough to notice less puffiness within a few days.
Stay Hydrated
It sounds counterintuitive, but drinking more water can actually reduce swelling. When your body is well hydrated, your kidneys release more sodium and excess fluid through urine. When you’re dehydrated, the opposite happens: your body senses a water shortage and holds onto every drop it can, making swelling worse. Steady water intake throughout the day keeps this system running smoothly rather than triggering fluid hoarding.
Check Your Medications
Several common medications cause foot swelling as a side effect. Blood pressure drugs called calcium channel blockers are among the most frequent culprits, particularly the type known as dihydropyridines (amlodipine and nifedipine are the most widely prescribed). These medications widen arteries, which lets more fluid leak into surrounding tissue.
Over-the-counter pain relievers like ibuprofen and naproxen can also cause your body to retain sodium and fluid, especially with regular use. Other medication classes linked to foot swelling include certain diabetes drugs, beta blockers, and vasodilators like minoxidil. If your swelling started around the time you began a new medication, that connection is worth raising with your prescriber. Don’t stop taking prescribed medications on your own, but a dosage adjustment or alternative drug can often resolve the problem.
What About Epsom Salt Soaks?
Epsom salt baths are one of the most popular home remedies for swollen feet, but the evidence behind them is thin. Soaking in warm water may feel soothing and temporarily reduce discomfort, but specialists at the Hospital for Special Surgery note there is no research supporting the idea that magnesium sulfate absorbs through skin in meaningful amounts or reduces inflammation. The warm water itself may offer some comfort, but if you’re looking for results, elevation, compression, and movement will do far more.
How to Tell If Your Swelling Needs Medical Attention
Most foot swelling is harmless, caused by prolonged sitting, heat, salty food, or standing all day. But certain patterns signal something more serious. You can do a quick self-check by pressing your thumb firmly into the swollen area for about five seconds. If it leaves a visible dent, that’s called pitting edema, and the depth and recovery time give you a rough sense of severity. A shallow 2 mm dent that rebounds immediately is mild (grade 1). A deep 8 mm dent that takes two to three minutes to fill back in is grade 4 and warrants medical evaluation.
Where the swelling appears also matters. Swelling in both feet is more commonly caused by vein insufficiency, medication side effects, or systemic issues like heart or kidney problems. Sudden swelling in just one leg, especially if it’s painful, warm, or the skin looks pale or reddish, raises concern for a blood clot and needs prompt attention.
Seek immediate care if your foot swelling comes with shortness of breath (either during activity or while lying flat), dizziness or fainting, or coughing up blood. These combinations can indicate a heart or lung problem that requires urgent treatment. Swelling after a fall, car accident, or sports injury also calls for same-day evaluation to rule out a fracture or ligament damage.
If your swelling is persistent but not acute, it still deserves a medical appointment. Swelling caused by a medication side effect can look identical to swelling caused by a kidney disorder, and only lab work and a clinical exam can tell the difference.