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Missed periods can be caused by stress, rapid weight loss, breastfeeding, or hormonal changes. Conditions like PCOS, thyroid problems, or primary ovarian insufficiency can also affect your period. A ...

Learn the many reasons why you might have a missed or irregular period besides pregnancy, including stress and excessive ...

You cannot have a true menstrual period during pregnancy. When you conceive, ovulation stops and the uterine lining stays in place to support the developing baby, instead of breaking down and shedding ...