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.

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Sources:

http://onlinelibrary.wiley.com/doi/10.1111/j.1524-4725.2009.01213.x/full
http://www.mayoclinic.org/symptoms/dark-circles-under-eyes/basics/causes/sym-20050624
http://jddonline.com/articles/dermatology/S1545961613P0154X/1
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3969674/
http://www.thenakedscientists.com/HTML/questions/question/2986/
http://cpj.sagepub.com/content/5/11/655.extract
http://www.mayoclinic.org/diseases-conditions/bags-under-eyes/in-depth/health-tip/art-20048799

Why Do I Get Dark Circles Under My Eyes?

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