Vision

Vision Articles

Ask the doctor: Can a light box for SAD damage my eyes?

Although damage to the eye’s retina is a theoretical risk of light therapy for SAD, it has not been found to be a problem thus far. To protect your eyes during treatment, do not stare at the light source, and use fluorescent light rather than incandescent. (Locked) More »

Women need reading glasses for different reasons than men

A study finds that the reason women need reading glasses sooner than men could have more to do with their preferred reading distance or arm length than with their focusing power. The authors say their study highlights the need for doctors to carefully tailor vision correction for their female patients.   (Locked) More »

Beta blockers

Beta blockers are prescribed for conditions ranging from high blood pressure and glaucoma to anxiety attacks and migraines. They are primarily prescribed to help control hypertension and abnormal heart rhythms, but are also widely prescribed to prevent further heart problems in patients who've had heart attacks or who are suffering from heart failure. Each type of antihypertensive drug works a little differently. Your specific medical needs will help dictate which class of antihypertensives your doctor prescribes.  (Locked) More »

Eye surgery and post-op pain

Contact lenses are already used after laser eye surgery as bandages. Surgeons place silicone hydrogel contact lenses on the eyes, which can release ophthalmic drugs for a few hours. However, that's inadequate for pain relief. Contact lenses with vitamin E added deliver a long-lasting anesthetic. Vitamin E acts as a barrier and extends the release of the anesthetics, providing relief up to a week after surgery. (Locked) More »

Update on cataract surgery and replacement lenses

Ophthalmologists have been using high-speed lasers for some time to perform LASIK procedures.  Now some are using similar technology to perform cataract surgery. Proponents say these lasers, which are guided by computers, will make cataract surgery that much safer. But so far, these are just claims without a great deal of quality evidence to back them up. One question, though, is whether the technical improvements in the operation will translate into significantly better outcomes. Then the question becomes whether they are worth the additional cost. (Locked) More »