Why Do I Get Dark Circles Under My Eyes?

Look alive, you! Today we’re diving into the science behind dark circles under your eyes, and all the things that might cause them – tiredness included.

Hosted by: Hank Green
----------
Support SciShow by becoming a patron on Patreon: Patreon: scishow
----------
Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Kevin Bealer, Justin Lentz, Mark Terrio-Cameron, Patrick Merrithew, Accalia Elementia, Fatima Iqbal, Benny, Kyle Anderson, Mike Frayn, Tim Curwick, Will and Sonja Marple, Philippe von Bergen, Chris Peters, Kathy Philip, Patrick D. Ashmore, Thomas J., charles george, and 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: Facebook: scishow
Twitter: Twitter: scishow
Tumblr: Tumblr: scishow
Instagram: Instagram: thescishow
----------
Sources:

http://onlinelibrary.wiley.com/doi/10...
http://www.mayoclinic.org/symptoms/da...
http://jddonline.com/articles/dermato...
http://www.ncbi.nlm.nih.gov/pmc/artic...
http://www.thenakedscientists.com/HTM...
http://cpj.sagepub.com/content/5/11/6...
http://www.mayoclinic.org/diseases-co...

• #education
• #scishow
• #science
• #hank
• #green
• #education
• #learn
• #eye_bags
• #dark_circles
• #dark_circles_under_eyes
• #eyes
• #melanin
• #periorbital_hyperpigmentation
• #cortisol
• #blood_vessels
• #ultraviolet_radiation