Most styes heal on their own within one to two weeks, and the single best thing you can do to speed that along is apply a warm compress several times a day. A stye is a small, painful bump on the eyelid caused by a bacterial infection, almost always from staph bacteria that get trapped in an oil gland or hair follicle along the lash line. It looks alarming, but it’s rarely serious.
Why Styes Form
Your eyelids contain dozens of tiny oil glands that keep tears from evaporating too quickly. When one of those glands gets clogged, secretions build up and stagnate. That stagnant environment lets bacteria, typically Staphylococcus aureus, multiply and trigger an infection. The result is a red, swollen, tender bump that often develops a small yellowish head at the base of an eyelash.
There are actually two types. An external stye forms right at the eyelid margin, in a lash follicle or one of the small oil glands near it. An internal stye forms deeper, in a larger oil gland on the inner surface of the eyelid. Internal styes tend to be more painful and less likely to drain on their own. Both start the same way: redness, swelling, and a sore spot that gets worse over the first day or two.
Warm Compresses: The Most Effective Home Treatment
A warm compress does the heavy lifting. The heat loosens the clogged material inside the gland and encourages the stye to drain naturally. Moisten a clean washcloth with warm water, wring it out, and hold it gently against the closed eyelid for about five minutes. Do this several times a day. The more consistently you apply warmth in those first few days, the faster the stye tends to resolve.
A few practical tips make the compress more effective. Re-wet the cloth when it starts to cool so you maintain steady warmth for the full five minutes. Use a fresh washcloth each time, or at least each day, to avoid reintroducing bacteria. Some people prefer a microwavable eye mask designed to hold heat longer, which works just as well. After removing the compress, you can gently wipe away any discharge with a clean, damp cloth.
Keeping the Eyelid Clean
Gentle eyelid hygiene supports healing and helps prevent the infection from spreading. You can clean the area with diluted baby shampoo on a cotton swab or use an over-the-counter lid scrub. Some eyelid sprays contain hypochlorous acid at very low concentrations (around 0.01%), which acts as a mild antiseptic to reduce bacteria on the skin without irritating the eye.
Whatever you use, the goal is to keep the lid margin free of debris and crust. Wash your hands before and after touching the area. Avoid wearing eye makeup while the stye is active, since mascara and eyeliner can reintroduce bacteria or irritate the bump. If you wear contact lenses, switch to glasses until the stye clears. Contacts can press against the swollen area and transfer bacteria to the lens surface.
What Not to Do
Never squeeze or pop a stye. It’s tempting, especially once a visible head forms, but popping it can release bacteria and spread the infection to other parts of the eyelid or eye. The American Academy of Ophthalmology is unambiguous on this point. Let it drain on its own, which an external stye will usually do within two to four days of forming. When it ruptures naturally, it releases the trapped material, pain drops quickly, and the bump shrinks.
What to Expect as It Heals
The typical timeline looks like this: the first one to two days bring increasing swelling, redness, and tenderness. By day two or three, an external stye often develops a small pus-filled head at the lash line. Within two to four days, it usually ruptures and begins draining. Total healing takes one to two weeks, with the worst discomfort concentrated in those first few days.
Internal styes follow a slower path. They rarely rupture on their own and sometimes turn into a chalazion, which is a firm, painless nodule that forms when the gland stays blocked but the active infection subsides. A chalazion can linger for weeks or months. In its early stages, it looks identical to a stye, so don’t worry if you can’t tell the difference right away. The key distinction is that a chalazion loses its tenderness after the first couple of days and becomes a hard, round lump centered in the eyelid rather than at the lash line.
When a Doctor Can Help
Most styes don’t need medical treatment, but some do. If the stye hasn’t improved after a week of consistent warm compresses, or if the swelling is getting worse rather than better, it’s worth getting it checked. A doctor may prescribe a topical antibiotic ointment or drops to help clear the infection. In a small number of cases where the entire eyelid becomes red, swollen, and painful, oral antibiotics are needed.
Seek prompt attention if the stye affects your vision, if redness and swelling spread beyond the eyelid to surrounding skin, or if the eye itself starts producing pus. These signs can indicate a more serious infection that needs treatment before it progresses.
For a stye or chalazion that simply won’t resolve, an ophthalmologist can perform a minor in-office drainage procedure. The eyelid is numbed, a small clamp holds it in place, and a tiny incision on the inner surface releases the trapped contents. It sounds unpleasant, but it’s quick and provides immediate relief for bumps that have been hanging around for weeks.
Preventing Styes From Coming Back
Some people get styes once and never again. Others deal with them repeatedly, often because of a chronic condition called blepharitis, where the oil glands along the eyelid stay mildly inflamed. If styes keep recurring, a daily eyelid hygiene routine can break the cycle. A warm compress for a minute or two each morning, followed by a gentle lid scrub, keeps the glands from clogging in the first place.
Other habits that reduce your risk: replace eye makeup every few months, never share mascara or eyeliner, remove all makeup before bed, and wash your hands before handling contact lenses. If you notice your eyelids feel gritty or crusty in the mornings, that’s a sign the oil glands are already struggling, and daily lid care is worth starting before the next stye shows up.