- Are nearsighted
- Have had cataract surgery
- Suffer from diabetes, which can lead to diabetic retinopathy
- Aging
Symptoms to Watch For

Generally, they are harmless, but if you experience a sudden increase in floaters, flashes of light, or a shadow appearing in your peripheral vision, it could signal a retinal tear or detachment. These are medical emergencies and require immediate attention.
How Are Floaters Diagnosed?

Eye doctors use a dilated eye exam to diagnose floaters. This involves dilating the pupils with eye drops to get a better view of the vitreous and retina. The exam allows the specialist to identify any abnormalities or underlying issues, such as retinal tears.