Long-term use of birth control pills doubles risk of glaucoma

　　Researchers from the University of California, San Francisco and Duke University found that taking birth control pills for more than 3 years can lead to female There is a risk of developing glaucoma. The findings, presented by researchers at the annual meeting of the American Academy of Ophthalmology, show a link between long-term use of birth control pills and a woman's risk of developing glaucoma.

　　The researchers analyzed data from the U.S. disease Centers for Control and Prevention’s “U.S. healthy and Nutritional Status Survey”. Between 2005 and 2008, researchers distributed questionnaires to 3,406 women over the age of 40 and asked them to undergo eye examinations.

　　The team also screened them for pre-existing risk factors for glaucoma, including race, family history of glaucoma, increased eye pressure and other health conditions. The analysis showed that taking any type of oral contraceptive pill for three or more years increased a woman's likelihood of being diagnosed with glaucoma by 2.05 times.

　　Although the study's authors were unable to provide a reason for the association, similar studies have suggested that estrogen plays a role in the pathogenesis of glaucoma.

　　Therefore, research suggests that women who take birth control pills for a long time should promptly undergo screening for eye diseases such as glaucoma and follow the advice of their ophthalmologists.； This is especially true for women who already have other risk factors.