Researchers find link between birth control pills and glaucoma

This undated image provided by shows a package of estrogen/progestin birth control pills. The nation's largest group of obstetricians and gynecologists says birth control pills should be sold over the counter, like condoms. The surprise opinion announced Tuesday, Nov. 20, 2012 could boost longtime efforts by women's advocates to make the pill more accessible. (AP Photo/

November 18, 2013 12:34:28 PM PST
A new study suggests taking birth control pills could impact your eyesight.

Researchers from UCSF and Duke found that women over the age of 40 were more than twice as likely to get glaucoma after taking the pill for three years or longer.

Glaucoma is one of the leading causes of blindness.

Researchers say it's not known whether birth control pills are a direct cause, but recommend women who have been on the pill for several years be tested for glaucoma.