A late period can be caused by being under or overweight, changes in birth control, and pregnancy. If it has been more than 30 days since your last period, you should take a pregnancy test. If you're ...

The days (or weeks or months) of wondering if you are pregnant can feel like some of the longest of your life. There are a lot of emotions that come with anticipating pregnancy, and with good reason — ...

Emergency contraception (EC) can affect the length of your overall menstrual cycle. Your next menstrual period or episode of period-like breakthrough bleeding may be a week or more off schedule. Plan ...

Some people may feel dizzy or lightheaded during their period. However, this is not a typical menstrual cycle symptom. It may indicate an underlying issue, such as anemia or heavy bleeding. Sometimes, ...