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Compression arm sleeves: what they are for, and when a clinician should fit yours

By the Life in Good Form editors. Updated 2026-10-13.

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Quick answerCompression arm sleeves fall into two groups. Medical sleeves, often 15 to 20 or 20 to 30 mmHg, are used to manage arm swelling such as lymphedema, and the National Cancer Institute says a nurse or certified lymphedema therapist should help you find one that fits and show you how to use it. Sport and sun sleeves are lighter fabric tubes for comfort and coverage. If your arm is swollen, get it checked before you buy anything.
Our picks at a glance
  • Medical compression armsleeve, 15 to 20 mmHg, with silicone top band. Best for: People whose lymphedema therapist has recommended a ready-made sleeve at this level. See options on Amazon
  • Medical compression armsleeve, 20 to 30 mmHg. Best for: Replacing a sleeve your clinician has already specified at 20 to 30 mmHg. See options on Amazon
  • Matching compression gauntlet. Best for: People told to wear hand coverage with their arm sleeve. See options on Amazon
  • Sport and UV arm sleeves, sized by arm circumference. Best for: Runners, cyclists, golfers and gardeners who want coverage and a snug feel. See options on Amazon

Compare the picks and what to watch out for

Two kinds of sleeve that look alike

TypeTypical useWho decides the fit
Medical compression armsleeveLymphedema, chronic or post-operative arm swellingYour nurse, lymphedema therapist or a trained fitter
Sport or sun arm sleeveWarmth, sun coverage, a snug feel during activityYou, from the maker's size chart

Sigvaris, a medical compression maker, lists its Women's Secure Armsleeve in 15 to 20 mmHg and 20 to 30 mmHg and says it is meant for chronic edema, lymphedema, post-operative edema and post-mastectomy care. Sport sleeves often give no pressure rating at all, so they are not interchangeable with a medical garment.

Lymphedema sleeves are fitted by a clinician

The NHS describes lymphoedema as a long-term condition that causes swelling, usually in an arm or leg. Secondary lymphoedema often follows cancer treatment, including treatment of the lymph nodes, and is much more common than the primary type.

For this kind of swelling, the sleeve is part of a treatment plan, not a shop purchase. The National Cancer Institute says your nurse or certified lymphedema therapist (CLT) will help you find garments that fit properly and show you how to use them, and advises wearing them daily when you are up and moving and at night only as your CLT advises. The NHS describes decongestive lymphatic therapy, which combines compression, skin care, exercise and specialist massage, and that you will be taught how to apply garments correctly.

If you have a fitted sleeve already, follow your therapist's advice on when to replace it. Do not swap it for a sport sleeve.

Choosing a sport or everyday sleeve

Pressure levels in plain terms

Cleveland Clinic groups compression into low (less than 20 mmHg), medium (20 to 30 mmHg) and high (greater than 30 mmHg). It says low compression is sold over the counter and that compression of 20 mmHg or higher needs a prescription. Those ranges are described for stockings, but the same mmHg units appear on medical arm sleeves.

Higher is not better. For arm swelling, the right level is the one your clinician chooses after measuring you.

Wearing a sleeve safely

For hand swelling, see our guide to compression gloves for hand swelling. For the upper arm only, see upper arm compression sleeves.

What to look for when you buy

Medical compression armsleeve, 15 to 20 mmHg, with silicone top band

Best for: People whose lymphedema therapist has recommended a ready-made sleeve at this level

Sigvaris lists armsleeves at 15 to 20 mmHg for conditions including lymphedema and post-operative edema. A gripping top band, often silicone, helps keep a sleeve from sliding down.

Watch out: The National Cancer Institute says a nurse or CLT should help with fit. Do not choose the level yourself for diagnosed swelling.

See options on Amazon

Medical compression armsleeve, 20 to 30 mmHg

Best for: Replacing a sleeve your clinician has already specified at 20 to 30 mmHg

Sigvaris lists its Women's Secure Armsleeve at 20 to 30 mmHg as well. Cleveland Clinic notes that compression of 20 mmHg or higher is prescription level.

Watch out: Only for a level and size your clinician has set. Stop and call if you get numbness, tingling or pain.

See options on Amazon

Matching compression gauntlet

Best for: People told to wear hand coverage with their arm sleeve

Sigvaris notes gloves and gauntlets are available alongside its armsleeve. A gauntlet covers the hand and wrist below the sleeve.

Watch out: Ask your therapist whether you need one; it must match the sleeve's level.

See options on Amazon

Sport and UV arm sleeves, sized by arm circumference

Best for: Runners, cyclists, golfers and gardeners who want coverage and a snug feel

These cover the arm for sun and warmth. Cleveland Clinic says some endurance athletes use compression and some research supports benefits.

Watch out: Not a medical garment. Do not use one to manage swelling from lymphedema or surgery.

See options on Amazon
When to talk to a doctor: See a doctor for any new or growing arm swelling, and call right away for redness, heat, pain or fever, which can signal cellulitis. Lymphedema sleeves should be fitted by a nurse or lymphedema therapist, and compression may not suit people with arterial problems; remove a sleeve that causes numbness, tingling or pain.

Questions people ask

What are compression arm sleeves used for?
Medical sleeves manage arm swelling such as lymphedema, chronic edema or swelling after surgery, per Sigvaris. Sport sleeves are used for sun coverage, warmth and a snug feel during activity.
Can I buy a lymphedema sleeve without a fitting?
It is not advised. The National Cancer Institute says your nurse or certified lymphedema therapist will help you find garments that fit properly and show you how to use them.
Should I wear a compression arm sleeve at night?
For lymphedema, the National Cancer Institute says to wear garments when you are up and moving, and at night only as your therapist advises. For compression stockings, Cleveland Clinic says they generally come off for sleep unless your provider says otherwise.
What mmHg do I need?
Medical armsleeves are commonly sold at 15 to 20 and 20 to 30 mmHg. Cleveland Clinic says compression stockings rated 20 mmHg or higher require a prescription, so let your clinician choose the level for a sleeve too.
When is arm swelling a reason to see a doctor?
See your doctor for any new arm swelling. The NHS warns cellulitis is the most common complication of lymphoedema and can be serious if not treated quickly.

Sources

Sources checked 2026-10-13.