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Halloween costume lenses, swimming in contacts, and the lens that seems to vanish in your eye: a simple safety guide, plus what to do if you scratch your eye during removal.
Before cataract surgery, you and your surgeon choose what your new lens will see best: far, near, or a mix. Here's how to think about it if you're lifelong nearsighted, have one strong eye, or wonder what Medicare covers afterward.
Answers to the everyday keratoconus lens questions we hear most: night halos, midday fogging, how many lenses a fitting takes, allergy drops with sclerals, and when hybrids are worth trying.
A corneal ulcer is an infection on the clear front of the eye, and sleeping in contact lenses is the biggest risk. Here are the warning signs, what to do right away and how to protect your eyes.
A bright red patch on the white of the eye is usually a subconjunctival hemorrhage, a small broken blood vessel. It looks alarming but is usually harmless and clears on its own. Here's when it's worth a call.
A stye is a sore, red bump at the edge of the eyelid, usually from a small infection. A chalazion is a firmer, mostly painless lump from a blocked oil gland. Here's how to tell them apart and what helps.
An eye exam is a set of quick tests, and each one answers a different question about your eyes. Here's what refraction, eye pressure, visual field, retinal photos and OCT actually check.
Most astigmatism is corrected without surgery, with glasses, toric contacts, rigid lenses or scleral lenses. Here's how each option works and who it's best for.
20/20 means you can read at 20 feet what a typical person reads at 20 feet. It's a good result, but it only measures one thing. Here's what the numbers mean and what they leave out.