Home Ready For The Time Change? Tips To Stay Healthy During Dark Days Ahead By Ian B Hickie, Sharon L Naismith, Rébecca Robillard, Elizabeth M Scott, and Daniel F Hermens [CC BY 3.0 (https://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons/1024px-The_master_circadian_clock_in_the_human_brain