- dots
- threads
- cobwebs
- squiggly lines
- shadowy spots
They move when your eyes move and seem to “float” away when you try to look at them directly.
What causes them?
Inside your eye is a clear gel called the vitreous. With age or changes, this gel can slowly shrink and become more liquid. Tiny clumps or fibers form inside it, and those cast shadows on your retina—this is what you see as floaters.
Most floaters are related to normal changes called posterior vitreous detachment (PVD), which is common after age 40.
🟡 When floaters are usually harmless
They are often normal if:
- You’ve had them for a long time
- They are few in number
- They don’t change suddenly
- Your vision is otherwise normal
Many people notice them more in bright light or when looking at a plain background (like a white wall or sky).
🚨 When floaters can be dangerous
Sudden changes can signal a serious eye problem, especially:
1. Retinal tear or detachment (urgent)
Watch for:
- Sudden shower of new floaters
- Flashes of light
- A dark “curtain” or shadow in vision
- Blurred or missing vision areas
This is a medical emergency because the retina may be detaching.
2. Bleeding or inflammation in the eye
Can happen with:
- Diabetes-related eye disease
- Eye injury
- Infections or inflammation
👨⚕️ What to do if you start seeing floaters
✔️ If they are mild and stable:
- Monitor them
- Avoid panic (most are harmless)
- Get a routine eye check
🚨 If they are sudden or severe:
- See an eye doctor immediately (same day if possible)
- You may need a retinal exam with dilated pupils
🧠 Important truth
- Floaters usually don’t go away completely
- The brain often learns to ignore them over time
- Treatment is rarely needed unless vision is seriously affected
Bottom line
Most eye floaters are normal age-related changes, but a sudden increase—especially with flashes or vision loss—should be treated as urgent.
If you want, I can also explain:
- how to reduce noticing floaters
- or what treatments exist if they become severe (laser or surgery options)
