Have you had a normal menstrual cycle and then you suddenly miss a period? There are different reasons why this can happen, and if you experience a period you were expecting, you’ll probably want to talk to your health care professional.

Hosted by: Michael Aranda
———-
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
———-
Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to James Harshaw, Kevin Bealer, Mark Terrio-Cameron, Patrick Merrithew, Accalia Elementia, Charles Southerland, Fatima Iqbal, Benny, Kyle Anderson, Tim Curwick, Will and Sonja Marple, Philippe von Bergen, Bryce Daifuku, Chris Peters, Kathy Philip, Patrick D. Ashmore, Charles George, Bader AlGhamdi.
———-
Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow
———-
Looking for SciShow elsewhere on the internet?
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com
Instagram: http://instagram.com/thescishow
———-
Sources:
http://www.webmd.com/infertility-and-reproduction/guide/absence-periods
http://www.mayoclinic.org/diseases-conditions/amenorrhea/basics/causes/con-20031561
https://www.nichd.nih.gov/health/topics/amenorrhea/conditioninfo/pages/causes.aspx
https://www.vcuhealth.org/?id=1045&sid=1
http://my.clevelandclinic.org/health/diseases_conditions/hic_Amenorrhea
https://www.womenshealth.gov/publications/our-publications/fact-sheet/menstruation.html#a
https://www.nichd.nih.gov/health/topics/amenorrhea/conditioninfo/Pages/causes.aspx
https://www.ncbi.nlm.nih.gov/pubmed/26953710
http://c.ymcdn.com/sites/www.naspag.org/resource/resmgr/Mini_Reviews/Menstrual_Dysfunction_in_Ano.pdf

Why Did You Skip a Period?

You may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>