Elevating your legs above heart level is the single fastest way to bring swollen ankles down at home. Lying back and propping your feet on pillows for about 15 minutes, repeated three to four times throughout the day, uses gravity to move pooled fluid back toward your core. But elevation alone may not be enough depending on what’s causing the swelling, so combining it with a few other strategies gets better results.
Elevation: The First Thing to Try
When fluid pools in your ankles, gravity is working against you. Flipping that equation by raising your legs above heart level lets the fluid drain naturally through your lymphatic system and veins. Lie flat on your back, on a couch or bed, and stack enough pillows under your calves and feet so they sit clearly above your chest. Sitting in a recliner with your feet up on an ottoman helps, but it’s less effective because your legs aren’t truly above heart level.
Aim for 15-minute sessions, three to four times a day. Many people notice a visible difference after even one session, though it takes consistent daily repetition over several days to keep the swelling from bouncing back.
Cold Therapy for Acute Swelling
If your ankle is swollen from an injury, twist, or strain, ice narrows the blood vessels and limits how much fluid leaks into the surrounding tissue. Apply an ice pack or bag of frozen vegetables wrapped in a thin towel for 10 to 15 minutes at a time, never exceeding 20 minutes. Icing longer than that triggers the opposite response: your body widens blood vessels to protect the tissue from cold damage, which can actually increase swelling.
Space your icing sessions at least one to two hours apart. Longer exposure also risks nerve injury in the thin-skinned ankle area, so sticking to shorter, repeated sessions is both safer and more effective.
Ankle Pumps and Gentle Movement
Your calf muscles act as a pump for the veins in your lower legs. Every time they contract, they squeeze blood and fluid upward toward your heart. When you’ve been sitting or standing still for hours, that pump barely activates, and fluid settles into your ankles.
Ankle pumps are the simplest way to get it going again. Sit or lie with your legs extended, then point your toes toward your knees as far as you can, hold briefly, and point them away from you. Alternate back and forth for two to three minutes, and repeat two to three times per hour while you’re sedentary. You can do this at your desk, on a plane, or in bed. Walking, even a short five-minute loop around the house, also engages the calf pump and makes a noticeable difference.
Compression Socks
Compression socks apply graduated pressure that’s tightest at the ankle and loosens toward the knee, which physically pushes fluid upward and prevents it from pooling. For general ankle swelling, a pressure rating of 20 to 30 mmHg is the most commonly recommended range. You can buy these over the counter at pharmacies and online. Lower-compression options marketed as “support socks” often don’t provide enough pressure to make a real difference for noticeable edema.
Put them on first thing in the morning before swelling has a chance to build, and wear them throughout the day. They’re especially useful if your job keeps you on your feet or seated for long stretches.
Cut Back on Sodium
Sodium makes your body hold onto water. If you’re eating a lot of processed food, restaurant meals, or salty snacks, that extra sodium can show up as puffiness in your ankles and feet. For people actively managing edema, keeping daily sodium intake between 1,375 and 1,800 milligrams is the target. That’s noticeably lower than the average intake, which for most adults lands somewhere around 3,400 milligrams per day.
Reading nutrition labels is the most practical starting point. Canned soups, deli meats, frozen meals, soy sauce, and bread are some of the biggest hidden sodium sources. You don’t need to hit a perfect number every day, but a consistent reduction typically produces visible results within a week or two.
Stay Hydrated
It sounds counterintuitive, but drinking more water can reduce fluid retention. When you’re dehydrated, your body responds by holding onto the water and sodium it already has, which worsens swelling. Staying well hydrated signals your kidneys to release excess sodium and fluid rather than hoarding it. There’s no magic amount that works for everyone, but consistently sipping water throughout the day rather than waiting until you’re thirsty keeps your fluid balance on track.
Medications That Cause Ankle Swelling
Certain blood pressure medications, particularly a class called calcium channel blockers, are well-known for causing ankle swelling as a side effect. This happens in roughly 1 to 15 percent of people taking them. The swelling isn’t caused by your body retaining extra fluid the way sodium does. Instead, these drugs change how your blood vessels regulate pressure in your lower legs, allowing fluid to leak from capillaries into the surrounding tissue. Because the mechanism is different, diuretics (water pills) typically don’t help with this type of swelling.
If your ankle swelling started or worsened after beginning a new medication, that connection is worth raising with your prescriber. Other drug classes that can cause lower leg swelling include certain diabetes medications, steroids, and some anti-inflammatory painkillers.
How Quickly Swelling Should Improve
With consistent elevation, movement, and compression, mild swelling from prolonged sitting, heat, or a long day on your feet often improves within a few hours and resolves within a day or two. Swelling from a mild ankle sprain or minor injury typically starts improving within the first 48 hours of home treatment, though some puffiness can linger for a week or more. If swelling and pain haven’t improved, or have gotten worse, after one to two days of consistent home care, that’s a reasonable point to get it evaluated.
When Swelling Signals Something Serious
Most ankle swelling is harmless, but certain patterns deserve prompt attention. The most important distinction is whether one ankle is swollen or both.
Swelling in just one leg, especially when it comes with calf pain or cramping, warmth to the touch, and skin that looks red or purplish, can indicate a deep vein thrombosis (a blood clot in a deep leg vein). This is a medical emergency because the clot can break loose and travel to the lungs. DVT can also occur without obvious symptoms, so sudden unexplained swelling in one leg warrants urgent evaluation even if it doesn’t hurt much.
Swelling in both ankles that develops gradually and doesn’t resolve with elevation can point to heart, kidney, or liver problems. One way to gauge severity at home is the “pitting test”: press a finger firmly into the swollen area for a few seconds and release. If the indentation stays visible for more than 15 seconds before the skin bounces back, or if the dent is deeper than a few millimeters, that suggests more significant fluid retention that’s worth investigating.