Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Science

How long does a menstrual cycle last?


The length of the menstrual cycle varies from woman to woman, but the average is to have periods every 28 days. Regular cycles that are longer or shorter than this, from 21 to 40 days, are normal.

{{ relativeTimeResolver(1602047437919) }}

LIVE
Points points 145
Rating

Similar Questions
Sign in to view all similar questions

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE