Zane Oxenham posted an update in the group Discovery 5 years, 3 months ago
I Have Always Wondered Why Some Folks Get Depressed During Shorter Days. Well, Researchers Seem To Think That It Has Something To Do With The Pathway That Light Sensing Cells, In The Retina, Use In Connecting With The Brain. When The Cells Connect Through Said Pathway, During Shorter Days, People Get Depressed. Hmm!
Specialized Cells In Eye Linked To Mood Regions In Brain : Shots – Health News : NPRResearch suggests the winter blues are triggered by specialized light-sensing cells in the retina that communicate directly with brain areas involved in mood.