Virtually every girl can inform the story that is same. At some point — in a choice of college or whenever coping with a buddy — her cycle that is menstrual synced with another woman’s.
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It’s a commonly known spouses’ tale, and many theories recommend that outside factors can push menstrual cycles to move. But, does evidence that is scientific to straight back it? Obstetrician-gynecologist Lynn Simpson, MD, claims no.
“For healthier individuals residing together, proximity doesn’t alter period timing or regularity, ” she states.