Until now, no one had studied the brain before, during, and after taking hormonal contraceptives.
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The largest female brain imaging study to date shows that hormonal contraception can reduce brain volume, but it is not clear how this affects brain function.
Hormonal contraceptives have been around since the 1960s. But it's only in the last 10 to 20 years that scientists have begun investigating its potential effects on the brain. Karina Heller at the University of Minnesota. Previous research has shown that Differences in brain volume Among women taking hormonal contraceptives…
Source: www.newscientist.com
