A popped blood vessel in the eye almost always heals on its own within one to two weeks, and no medical treatment is needed. The bright red patch you’re seeing is called a subconjunctival hemorrhage, a small bleed trapped beneath the clear membrane covering the white of your eye. It looks alarming, but it doesn’t affect your vision and isn’t painful. Your body reabsorbs the blood naturally.
What It Looks Like and Why It Happens
A popped blood vessel appears as a sharply defined, bright red patch on the white of your eye. It shows up suddenly, and most people notice it in the mirror or have someone else point it out. There’s no discharge, no pain, and no change in how well you can see. The redness is simply blood sitting beneath a thin, transparent layer of tissue.
The tiny blood vessels on the surface of your eye are fragile, and a surprising number of everyday activities can rupture one. Hard coughing, sneezing, vomiting, straining during a bowel movement, heavy lifting, or even rubbing your eyes too aggressively can all cause it. Sometimes it happens during sleep, and you wake up with no idea what triggered it. Minor eye injuries, like getting poked or scratched, can also be responsible.
How to Care for It at Home
Since the bleed resolves on its own, treatment is really about comfort. If the eye feels slightly scratchy or irritated, over-the-counter artificial tears can help soothe it. A cool compress held gently over the closed eye for a few minutes may also reduce any mild discomfort in the first day or two.
Avoid rubbing the affected eye. Rubbing can irritate the area further or even cause additional small bleeds. If you wear contact lenses, you can generally continue wearing them as long as your eye feels comfortable, but switching to glasses for a few days may reduce irritation.
Do not use redness-reducing eye drops (like those marketed to “get the red out”). These products work by constricting blood vessels and won’t clear up a subconjunctival hemorrhage. They can also mask symptoms that might matter if something more serious is going on.
What the Healing Process Looks Like
The blood patch typically starts out bright red, then gradually shifts through darker red, brownish, and sometimes yellowish or greenish tones as your body breaks down and reabsorbs the trapped blood. This color progression is normal and follows the same pattern as a bruise on your skin. Most cases clear completely within one to two weeks, though a larger bleed may take a bit longer. The red spot may actually appear to spread slightly before it starts fading, which is also normal.
When to Get It Checked
A straightforward popped blood vessel doesn’t need a doctor’s visit. But certain symptoms alongside the redness signal something different and more serious. Seek care if you experience:
- Pain in the eye. A standard subconjunctival hemorrhage is painless. Eye pain can indicate a condition called hyphema, where blood collects inside the front chamber of the eye rather than on the surface. Hyphema requires emergency treatment.
- Blurred or distorted vision. Any change in how clearly you see suggests the problem is deeper than a surface bleed.
- Sensitivity to light. This doesn’t occur with a simple popped blood vessel and points to possible inflammation or injury inside the eye.
- Nausea or vomiting along with the red eye. This combination can mean dangerously high pressure inside the eye.
- Bleeding that followed a direct blow or injury to the eye. Trauma can cause internal damage that isn’t visible from the outside.
Recurring Bleeds and Underlying Causes
A single popped blood vessel is usually nothing to worry about. But if it keeps happening, it’s worth investigating. High blood pressure is one of the most common underlying factors in recurrent eye bleeds. Elevated blood pressure puts extra strain on small blood vessels throughout the body, including the delicate ones on the eye’s surface. Diabetes can also weaken blood vessels over time, making them more prone to rupture.
Blood-thinning medications, including aspirin and prescription anticoagulants, may contribute to more frequent or more visible bleeds. Research suggests this association is strongest in people who also have high blood pressure. If you take blood thinners and notice repeated subconjunctival hemorrhages, mention it to your doctor, but don’t stop or adjust your medication on your own.
People who experience frequent episodes without an obvious trigger (no heavy coughing, no straining, no eye rubbing) should have their blood pressure checked and discuss the pattern with a healthcare provider. In many cases, managing the underlying condition reduces how often it happens.