A new study shows that certain birth control pills may impair sleep and raise the level of stress hormones in women who take them.
The study examined women and girls who use combined hormonal contraceptives (CHCs) to treat acne.
To ascertain the quality of subjects’ sleep, researchers used the Pittsburgh Sleep Quality Index, a questionnaire filled out by the subject that “scores” sleep attributes including sleep duration, sleep disturbances, and daytime dysfunction.
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