Study Finds Using Oral Contraceptives ‘Is Associated With Smaller Hypothalamic Volume’

This article and its title have been revised to reflect that the study did not prove “clearly” a causal relationship between using birth control pills and a smaller hypothalamus and has been updated to include the response of the study’s co-author, Dr. Michael Lipton, to reports suggesting it did.

Taking contraceptives on a daily basis could have harmful effects on the brain, according to at least one study.